A ghetto synonym to flirt.
Flex sounds better in a song and has a more distinct flow to flirt.
Also it can be a conversation starter
Boy "Wassup shorty, mind if i flex with you?"
(normally if he saidflirt, she'd slap him)
Girl "hey, whats flex?"
Boy "Well its...
20 minutes later they're having sex
1. The preliminary acts to beatingsomeone's ass.
A flex occurs when a trick ass mark is being a silly bitch and he/she recieves the big show.
That mark ass trick just scuffed my shoes, I'm about to flex his bitch ass.
A primary subject of recieving flexxing would be Alain P. because that dumb beaner is always running his mouf.