Flex Day

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?"

by Andy Andy October 27, 2019

flexing on facebook

Sending a screenshot of something u consider good that nobody Asked for or wanted

Flexing on Facebook is so trash

by bob the builder 40785 June 29, 2019

Flex player

A guy who plays draft normal games and gains LP. Totally irrelevant.

-Hey, i'm, challenger.
-Ok, but you're a flex player.

by GhostOnThe5thStreet January 28, 2021

Flex

An international exchange program financed by the Department of state. It brings foreign exchange students from post USSR countries

Who is that new girl?
She is a flex exchange student

by Katie 2020 June 5, 2020

flex flexington

Someone who shows off all the time and flexes about things in his or her life.

Ella is a flex flexington because all she talks about is going to a Chance the Rapper concert.

by Dumster February 27, 2017

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

Simp Flexing

Simp Flexing is when you brag on forums how many people your financially supporting.

Jack was Simp Flexing about how many only fans girls he was financially supporting and showing off acknowledgement clips.

by Excited Bike February 1, 2021