| GG | Good Game |
| GLHF | Good Luck Have Fun |
| LMAO | Laugh My Ass Off |
| GTG | Got To Go |
| BRB | Be Right Back |
| GTFO | Get The Fuck Out |
| STFU | Shut The Fuck Up |
| TF | The Fuck? |
| LOL | Laugh Out Loud |
| WTF | What The Fuck |
| FU | Fuck You |
| WYD | What are You Doing |
| AFK | Away From Keyboard |
| Griefer | Someone who purposely destroys game progress |
| Throwing | Someone who purposely plays bad to lose and/or is very incompetent becoming a liability |
| DPS | Damage Per Second |
| Damage fall off | The mechanic of bullets losing damage increasingly over a distance |
| Bullet spread or recoil spread | The game mechanic of the gun moving sporadically from repeating or holding the trigger causing inaccuracy |
| Run and Gun | The play style of running, crouch jumping, wall riding and close combat to destroy opponents. |
| Camper | Someone who stays in one spot using surprise or a A-Wall as a advantage |
| Recoil | The game mechanic of your weapon kicking back from a result of shooting |
| AOE | Area Of Affect |
| DOT | Damage Over Time |
| Execution | The act of a pilot holding the melee button behind an enemy pilot to do a cinematic killing. For titans it is pressing the melee button on a doomed titan. |
| Fire Rate | The measurement of how many bullets or projectiles are being shot out in a set time. |
| Doomed | The state of a titan that has lost all bars of health |
| Smoke | Electric smoke ability that any titan can unleash |
| Game Sense | A gamer skill that only develops from trial and error, anticipating and predicting player actions. A one or more step ahead kind of thing. |
| SMG | Submachine Gun |
| LMG | Light Machine Gun |
| EPG | Energy Propelled Grenade |
| BM | Bad Mouthing |
| Termination | Titan doing a cinematic killing of a enemy doomed titan |
| WPV | Weak Point Vulnerabilities |
| DW | Don’t Worry |
| Pest Control | The act of killing drones, ticks, stalkers, mortar specters and grunts to prevent harvester damage. |
| Deviant Titainfall | A titanfall that lands far away from where you initiated it at |
| Blocks or bars | Units of measurement for Titan health, in game each Titan will either have 2, 3 or 4 separation lines in the health bar depending on the chassis type: Stryder, Atlas, Ogre. |
| Overwatch | when a sniper is in a constant state of observation looking for opponents. |