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1deag
See One Deag
1G
To die to one's own Molotov/Incendiary Grenade.
2-1-2 defense
The most common defensive position for a Counter-terrorist (CT) team at the start of a round, where two CTs defend each bombsite while the remaining CT lurks/gathers information
1-3-1 defense
A defensive position arrangement for the Counter-terrorist (CT) team where 3 players defend the middle of the map, and one player defends each bomb site.

A

A
The A bomb site on a bomb defusal map.
A1S
Shorthand for the M4A1-S.
A4
Shorthand for the M4A4.
Ace
When a single player kills the entire enemy team.
AFK
Shorthand for "Away from keyboard," in which a player is not currently present at the computer.
AK
Shorthand for the AK-47.
Ammo
Shorthand for a weapon's ammunition.
Angle
A specific line of fire or viewpoint. Many angles, especially defensive ones, on each map are well known by experienced players so that they can be cautious moving through the map.
Ar_
The map prefix for the Arsenal gamemodes (Demolition and Arms Race) in Counter-Strike games.
As_
The map prefix for the Assassination gamemode in Counter-Strike games.
Auto sniper
Used to refer to the CT SCAR-20/Krieg 550 Commando or the T G3SG1.
Auto shottie/shotty
The XM1014.
AWPer
A player in a professional team dedicated to using the AWP sniper rifle.
AWP whore
A player who extensively uses the or AWP sniper rifle.
Aimbot
A type of hack enabling a player to aim at an enemy automatically (usually to the head).
Aim punch
The random change in a player's heading (aim) resulting from being shot. Much higher with no armor.
Anti-eco
Purchasing high kill reward weapons when playing against a team on an eco.

B

B
The B bomb site on a bomb defusal map.
Bait
Letting a teammate get killed to draw enemy attention away from you.
Bomb
The C4
Boost
Reaching normally unreachable positions by standing on teammates when the team collision is on (such as in competitive).
Players wanting a boost will normally call ‘Boost me’ or ‘Boost’ followed by the location they require assistance reaching.
Boosted
Used in competitive play to refer to an unskilled player who has gained a higher rank by playing with players of a much higher rank.
Burst
A firing mode in which the player shoots 3 bullets at a time.
A firing technique on semi-automatic or fully automatic rifles in which the player uses short bursts similar to the burst firing mode.
Buff
Improving a weapon's effectiveness after a game update.
Bunny hop (bhop)
Exploiting the game's physics by strafe-jumping repeatedly in order to move faster than is possible by running.
Buy round
A team buying a full load out of weapons and equipment at the beginning of a round, usually after conserving the previous round.

C

Carry
A player with substantially more frags compared to the rest of the team.
Callout
Terms used to reference common areas on a map for quick communication with teammates.
Clutch
Winning in a situation in which the player is the last man standing or as the underdog in an otherwise unwinnable situation.
Camping
Staying in the same place or same small area for a long time.
Care
Shorthand for "take care" or "careful", followed by map callout. For example, ‘Take care enemies at long’ would become ‘care long’.
Collateral
Used when a player kills two or more enemies with a single bullet usually from an AWP due to its high penetration and damage output.
Cooldown
A period in which a player is banned from playing competitive matches.
Contact play
When a team works its way on to a bomb site without any utility use, waiting to see an opposing player before initiating their attack of the bomb site.
Console
Shorthand for the developer's console.
Counter strafe
To stop one's momentum by quickly moving the opposite direction of where one is previously going. This is achieved by letting go of the previous directional keys and quickly tapping the opposite directional keys (e.g. letting go of "A" and tapping "D").
CS
Shorthand for Counter-Strike.
Cs_
The prefix for the Hostage Rescue gamemode in Counter-Strike games.
CSCZ
Shorthand for Counter-Strike: Condition Zero.
CSGO
Shorthand for Counter-Strike: Global Offensive.
CSGO'd
To miss a shot (usually a headshot or an AWP shot) due to hit registration error.
CSO
Shorthand for Counter-Strike Online.
CSOL
Shorthand for Counter-Strike Online.
CSS
Shorthand for Counter-Strike: Source.
CZ
Shorthand for Counter-Strike: Condition Zero.
Shorthand for the CZ75-Auto.
CZDS
Shorthand for Counter-Strike: Condition Zero Deleted Scenes.
Crossfire
A situation where enemies will be attacked from multiple angles at the same time by two or more teammates.
Crouch jump
Jumping while crouching at the same time in order to reach the maximum vertical jump distance.
Also known as "duck jump".
CVAR
The Developer console
CT
The Counter-Terrorists factions within the Counter-Strike series.
CT aggression
When counter-terrorist players attack areas of the map typically containing terrorist players in order to gain early position and/or numerical advantage.

D

Dink
A headshot (that does not result in an instant kill). Derived from the “dink” sound made when hitting a target's helmet.
Dak-dak
A semi-automatic sniper rifle, such as the SCAR-20 or the G3SG1.
Double kill
Killing 2 enemies in rapid succession or with a single shot.
Drop
Free items randomly given out at the end of matches or during tournaments.
To buy a weapon for another teammate. Players requesting a drop from others will usually call "Drop me a/an" followed by the name of the weapon.
De_
The map prefix for the Bomb Defusal gamemode in Counter-Strike games.
Deagle
Shorthand for the Desert Eagle.
Default
Spreading terrorist positions around a map in such a way that the terrorist team can both work towards a bomb site of their choice, maintain map control, and watch for CT aggression.
The most common bomb-planting spot in a bombsite.
DHW
Shorthand for the DreamHack Winter tournament
DS
Shorthand for Counter-Strike: Condition Zero Deleted Scenes.

E

Entry frag
A kill which opens up entry into a site or area.
Exit frag
Kills achieved within the time frame after a round has completed and before the next round starts.
EZ or EZPZ
Shorthand for Easy or Easy Peasy.
Es_
The map prefix for the Escape gamemode in Counter-Strike games.
Economy
How much money each team has to buy their weapons and equipment. In competitive matches, ensuring the opposing team has a poor economy gives your team an advantage.
Economy round (eco round)
Conserving cash by purchasing cheap weapons, purchasing only grenades, or not purchasing any weapons or equipment.
The shorthand "eco" is also used as a verb. For example, "We're ecoing."
Eco'd
To lose to a team undergoing an eco round.
European buy
Half of the team buys a rifle, and the other half saves.

F

Fake
As a terrorist, deceiving the enemy into action away from the actual target.
(~ plant) As a terrorist, starting but immediately stopping planting a bomb to deceive the enemy into attacking.
(~ defuse) As a counter-terrorist, starting but immediately stopping a defuse to deceive the enemy into attacking.
Flick
A quick reaction shot to hit an enemy who just appeared in, or in some cases, outiside the field of view, usually achieved by a flick of the mouse.
Force buy
Buying aggressively without actually having enough money for a full buy in order to surprise the enemy expecting an eco or when a win is desperately needed.
Frag
A kill.
Framerate
The number of frames per second (fps) being rendered in-game.
Flash
Using a flashbang grenades to blind an opponent.
Flavor text
The description of an item aside from its primary function, such as a weapon skin description.
FPS
A First-person shooter (game).
Frames per second.
Friendly fire (FF)
Damage given to or sustained from a teammate.
Full hat
One team eliminates the other without any of their players being killed.
Full buy
When a team can (and does) buy armor, good weapons, and utility.
Full eco
When a team buys nothing in order to save money.

G

GG
Shorthand for "Good game." Used by a player after the completion of a match to express good sportsmanship.
Sometimes expressing surprise, disbelief or admiration after an unlikely event, a problem, or a nice shot.
GG WP
Shorthand for "Good game, well played."
GH
Shorthand for "Good half." Used by players after the end of the first half of a match in which the players switch sides.
GJ
Shorthand for "Good job."
GL HF
Shorthand for "Good luck, have fun." Used by players prior to the start of a match to express admiration or good sportsmanship.
Glass cannon
A player who buys an AWP in competitive play, at the cost of foregoing any armor. Usually as a force buy.
Glock
Shorthand for the Glock-18.
Gun round
When both teams have enough to buy armor, helmet and rifles.

H

Hacks
Hacking or cheating in some way. "Hax" can also be used.
Headshot
Shooting a player in the head, often resulting in a one-hit kill.
HP
Hit points. The amount of health the player has, ranging from 100 (full) to 0 (death).

I

Imbalanced
Used to refer to a weapon whose statistics give it an unfair edge compared to other similar weapons. Weapons that are called this are usually in dire need of a nerf, as it gives a user a silly advantage over another that shouldn't really exist. Examples of such are the pre-patch CZ75-Auto and the R8 Revolver.
Info play
Making a "play" to gain information on the other team's positions or intentions, rather than to simply kill an opponent.
In-game leader (IGL)
The team "captain" that makes team decisions during a game about what the round's plan will be (i.e., what strat to call), what mid-round decisions to make, when to call time-outs, among other things.

J

Jiggle peek
Coming in and out from behind an obstacle to either get information without being constantly exposed or to bait out a shot from an opponent.
Juan Deag
See One Deag
Jumpshot
Jumping and shooting at the same time.
Jump spot
Jumping from behind an obstacle only to see if anyone from the opposing team is there.

K

Kill assist
Getting points for wounding a player prior to his or her death.
Kit
The defusal kit or the rescue kit.
k (When trading)
Shorthand for Weapon Case keys. Considered a price-stable commodity.

L

LOL
Shorthand for "Laughing out loud."
L2P
Derogatory shorthand for "Learn to play."
Lag
A delay on the player's actions due to the latency between a player's computer and the server.
Lit
Shorthand for "He is hit". Usually used in conjunction with the amount of damage dealt to enemy (i.e "Lit for 98").
LMAO
Shorthand for "Laughing my ass off."
Loss bonus
How much money the losing team gets after a round ends. This amount increases with each consecutive lost round, up to a maximum of 5 rounds.
Lurk
When one player plays silently on their own to gain information covertly, get behind enemy lines unnoticed, or otherwise catch the other team by surprise with a play.

M

MM
Shorthand for matchmaking.
Shorthand for using a middleman during a trade.
M4
Shorthand for the Maverick M4A1 Carbine, M4A4 or the M4A1-S.
Map
The specific place that a single game is played. There are seven official maps used in tournaments, and each team will specialize in a subset (their "map pool").
Map control
How much of the map you currently have players on, or knowledge of (whether or not there are opposing players there or not).
Map pool
A sub set of all official maps that a team practices most and is comfortable playing.
Marketplace
Steam's self-contained community area where users can buy and sell items.
Maximum loss bonus
The $3400 maximum amount earned for a team after losing a fifth round in a row.
Mid
Shorthand for middle of the map. Most maps have a middle "lane", or pathway, which offers additional paths to both bomb sites. Because of this, controlling the middle of the map is important for both teams, since it increases (or decreases) the number of entrances that need to be defended.

N

Nade
Shorthand for the HE grenade. Sometimes refers to any grenade.
Nerf
Reducing a weapon's effectiveness after a game update.
Newbie
A friendly term indicating a player who is new to the game. Not to be confused with noob.
Ninja
As a counter-terorrist, reaching and defusing the bomb by circumventing living terrorist players and obscuring their sight instead of eliminating them.
As a terrorist, reaching the bomb site and planting the bomb without engaging the counter-terrorists on-site.
Noob
A derogative term indicating a very irritating player. Not to be confused with newbie.
Noob cannon
A derogative term referring to "easy-kill" weapons such as the XM1014 or semi-automic snipers.
Noscope (No-scope)
Killing an enemy with an unzoomed sniper rifle.
NV
Shorthand for night vision.
NVG
Shorthand for the Night vision goggles.

O

One Deag
Killing someone with a one shot headshot using the Desert Eagle (deagle). Also known as 1deag or Juan deag.
OP
Shorthand for "overpowered," usually referring to a weapon capable of dealing incredible damage with little effort.
Own
To kill and/or dominate an opponent.

P

P2K
Shorthand for the P2000.
Para
Shorthand for the M249.
PCW
Shorthand for "practice clan war," in which two teams play against each other in an online game, generally 5 on 5.
Peek
Suddenly coming around a corner.
Pick
A single kill, usually in isolation. These kills usually inspire a team play that would have been less successful without the kill. For example, a terrorist getting a pick at the B bombsite could lead to the decision to rush B, since it would typically be vulnerable (until CTs rotate).
Pistol round
The first round of a match/half in which players have the default cash, generally resulting in only pistols being purchased.
Pop flash
Timing a flash to explode as the player peeks around a corner or attempts a takedown either by coordinating with a teammate, or by bouncing the flashbang off nearby surfaces from behind cover as a solo player.
Pre-fire
Shooting at a position you know or expect an opponent to be holding as soon as you emerge from behind an obstacle (e.g., a wall). This gives you opponent no time to react, improving the odds of getting a kill.
Pump shottie/shotty
The Leone 12 Gauge Super. Rarely used in Global Offensive as there are more than one pump shotguns featured in the game.
Push
An attempt to gain control of a portion of the map. Usually a bomb site, but could be used to refer to any portion of the map.
Pwn
To kill and/or dominate an opponent.

Q

Quick switch
Rapidly switching between different weapons.
Quick switch glitch
A process which allows players to skip the bolt cycling animation by quick switching with bolt-action snipers.
Quad kill
To kill 4 enemies in a 5v5 match

R

R8
Shorthand for the R8 Revolver
Rekt
Shorthand for "wrecked", the event of being eliminated by an opponent without any hope of surviving or fighting back.
ROFL
Shorthand for "Rolling on the floor laughing."
Rotate
Switching from one position to another as a team or an individual, generally between two bomb sites on a bomb defusal map.
Run boost
When a player stands on another's head and jumps while the player below runs. This propels the player on top farther than possible with a normal running jump.
Rush
Overwhelm defending players by having the whole team attack the same position in a coordinated attack.
Rush B
A terrorist tactic on bomb defusal maps which involves rushing into Bombsite B. Commonly used on Dust 2, and its notoriety had become a meme in the community.

S

Save
Running out the match timer by retreating or hiding with the intent to carry the player's weapons and equipment through to the next round.
Scout
Shorthand for the Schmidt Scout and the SSG 08.
Shoulder bait
Similar to jiggle peeking, with the intention of making the opponent shoot to expose his or her position (by "baiting" out a shot). If they have a sniper rifle, you can more easily kill them as they cannot fire for over a second.
Silver
A derogatory term used to indicate a player is of a low skill level, referring to the lowest ranks of competitive play.
Site
Shorthand for bombsite. One of two goal locations on defuse maps where terrorists can plant the bomb (A or B).
Smurf
A high-ranking competitive player who has created another account to play with lower ranks.
An alternate account, on which the player does not care about the current competitive rank.
Stack
When a CT team put most or all of its players on one bomb site, giving up control of the other.
Sticking it
As a counter-terrorist: Initiating a bomb defuse with the intention of not letting go and finishing it.
Strat
A planned team play, short for strategy.

T

T
The Terrorist factions.
Team ace
When every member of a team gets a kill against the enemy team in a round.
Team kill (TK)
To kill a teammate.
Team killer (TKer)
A person who team kills.

U

UMP
Shorthand for the UMP-45.
Utility
Usable equipment, including flashbangs, smoke grenades, high explosive grenades, molotovs/incendiary grenades, and defuse kits.

V

VAC
Acronym for "Valve Anti-Cheat".
Also used as a statement to accuse a player of cheating.
VACation
The state of being banned by VAC.

W

Wallbang
Intentionally shooting through a wall or through cover with the intention of hitting an opponent.
Worldspawn
To die from falling
Map "entry" available in Hammer World Editor.
WP
Shorthand for "Well played."

X

X-hair
Shorthand for the player's crosshair.
XM
Shorthand for the XM1014

Y

Z

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