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

by Ahliefam May 9, 2022

December 26th is flex day. Show off all of your expensive items to your friends. You can also flex with the new items you got at Christmas.
"Billy it's December 26th which means it's flex day, I bet you don't have the iPhone 11 Pro Max."
Billy answered while holding back tears, "you're right Joe, I don't."
Billy replied, "wait, who's Joe?"
Billy answered while holding back tears, "you're right Joe, I don't."
Billy replied, "wait, who's Joe?"
by Andy Andy October 27, 2019

Another way to tell someone to shut the fuck up because they won't stop being a fucking fortnite player
by I love izzie999 April 15, 2021

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
my friend created this word so i added it because i thought it would catch on.
flex, present tense
flexed. past tense
by diamondman200 May 6, 2018

Last night I was getting head and I flexed my dick in her throat she was so mad it made her gag- dick flex
by Harryharold August 30, 2019

When you flex your girl, your showing her off to everybody posting pics with each other & being a simp because you want everybody to be jealous.
by Flex yo girl December 5, 2020
