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.
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?"
When you flex by accident or you didnt mean it.
A: Bro why did you destroyed the dumbells ?
B: Sorry, got massives gains recently, didnt meen to accidental flex.
"sick flex" is a reference to two pop culture points of interest. "sick" refers to the mid charting hit "Down with the Sickness" by Disturbed that broke the Billboard top 20 in 2007. "flex" is an homage to the late Billy Mays due to his relentless pontificating on the water-resistant properties of the made-for-tv product Flex-Seal. In essence, you are both down and sticky, a condition we refer to as "Peter Northed".
You got your hands on a 3070 RTX? Sick flex bro!
When you decide to leave everything to the last minute so you stay up until 7AM to finish it. Bonus points if you go to McDonald's in 2 hour intervals for a coffee break.
A normal person: What did you do last night?
Maxim: I pulled a 7AM Flex!
While often used derogatorily against others as an accusation of hyper masculine overcompensation, when used in the first person it indicates a willingness to forcibly overcome an overwhelming challenge or highly favored opponent through the use of ones ego.
Mike always trying to flex nuts around school but nobody scared.
Don't matter how many friends you bring, your whole little Gaggle of followers can eat shit. I flex nuts son. Come at me.
When the penis shaft bends slightly during homosexual anal intercourse
when you flex the rainbow in Shane he really likes it!