flex purchase

To show off your wealth by buying something incredibly stupid, to buy something for its glamour rather than its practicality, flexity over quality

Luke: Hey man, that's a nice jacket, was that a flex purchase?
Liam: Yeah, this poor dude was standing next to me.

by ahsibfilm May 1, 2016

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Sandy Turd Flex (STF)

When you're taking a dump and your butt flexes forcing the poop to retract into your butthole causing the sensation of sandpaper going up your butt.

"Man I hate it when I have a sandy turd flex (STF) in the bathroom"

by Matt Stazjic October 3, 2016

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Flex rex

When a guy flexes his dick to make it bigger.

yo did you hear about Dave pulling a flex Rex

by Camoflame88 May 27, 2016

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Avon flex

A chinese person who thinks that they are cool so they put shitty tatoos and sing shitty raps.

"Omg! Is that Avon Flex, fucking fag"

by Aig group May 12, 2016

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Sumo flex

To brag or boast about your personal belongings or accomplishments

Man Keaf just got a new Rolex he was on Snapchat sumo flexin

by BlatlanticK ReKords May 5, 2018

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the word flex usually means to bend a joint, but in this case, to flex something means to steal something that is not yours, so its a verb.
my friend created this word so i added it because i thought it would catch on.
flex, present tense
flexed. past tense

"Alex, that dude just flexed your phone"

by diamondman200 May 6, 2018

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