baby on a flex

a baby which is placed on a flex board

by Anonymous October 21, 2003

Flex

Verb. Slang - To text someone using a mobile phone.

I was flexing him last nyt.

She flexed me askin to meet up!

by Philip01 December 15, 2006

Flex Calves

When you've run for so much that your calves have gotten to the point where you have to wear shorts.

Matthew's calves are so big we could call them flex calves.

by Sewing Machines Australia September 11, 2018

hard flex

a well rolled joint or blunt

damn did u roll that ? that's a hard flex no lie.

by the flex master May 23, 2017

flex

fatass, loser, a person who is 40 or more lb overweigh and has no life

see that flex over there

by ewy December 18, 2004

flexcapasitor

when a person's thong is way to far out of the back of your jeans...resembling doc's greatest invention!

when jes was bending over to pick up the last of the plutonium the flexcapasitor was definated well fueled!

by peacephil June 24, 2005

Flex out

To masturbate and climax causing you to "flex out" and fall asleep also know as sleep skeet

I couldn't sleep last night so I flex out and fall asleep

by Romo789 September 24, 2015