flex a grumpy

To take a shit outdoors

That burrito is kicking in. I'm fit to flex a grumpy.

by agroman2012 October 11, 2011

flex stop

When you cross your legs and flex your butt muscles together to hold a dump in because your anal sphincter isn't strong enough.

Dude I had a close call this morning. I broke into a shuffle on the way to the bathroom and had to pause half way to do a flex stop.

by hilarioyo September 28, 2013

flex flexington

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

HaqL is a flex flexington because he flexes every shot he hits

by Dumster March 4, 2017

flex mode

A flex mode is when a person is showing off insanely than normal

Its either done when a person is trying to get attention of their peers

Jay pulled a flex mode when he saw the ladies

by plxykxd May 7, 2018

Flex Your Wallet

A way to show off the contents of your wallet; more relates to how much paper cash one has inside.

Time to Flex Your Wallet to pay the dessert bill.

by funnyguy415 July 13, 2018

Flex on Gex

The act of flexing on Gex. May be used to refer to flexing on Gex himself, or applied more broadly to any situation.

I’m gonna Flex on Gex so hard tonight, Jackman’s gonna have to transport me in the ambulance.

by Fagbag jackson December 20, 2021

Flex jr

Altough flex is 5.09 he is a fat fuck that only eats chocolate. His father is the sexiest man you will ever meet and is a fine piece of meat. Flex only like men (eoin). Women go after him to get with his father.

Eoin is my only man defines Flex jr

by Rians father 035 April 12, 2023