Half flex is when you or someone else does something flashy but it's half-assed or cheated in some way.
Tom:Did you see Brads new car?
Joe: yeah I saw that half flex machine, his parents bought the car and he just bought the rims .
Joe: yeah I saw that half flex machine, his parents bought the car and he just bought the rims .
by DRANGO May 8, 2017
Get the half flexmug.