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1 definition by HizzyBwoy

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 said flirt, she'd slap him)
Girl "hey, whats flex?"
Boy "Well its...
20 minutes later they're having sex
by HizzyBwoy November 10, 2007