To basically clear a crowded room, party or dance floor by pulling a semi-automatic. Whether you follow through with intentions or simply to make the implication that you'll use it.
This tactic maybe used if you are looking for someone in particular and a crowd blocks your way or others are to eager too to get involved. May get messy, especially if everyone else is strapped.
carLos: Man, your cousin just hit me up, he at tha spot and dat dude dat gave ur sister da handz wit all his peeplez
Terrel:A'ight homie we there, cock tha thing
CarLos: Wat we doin?
Terrel:What you think, we gonna air it out