Urban Dictionary: flexing out

Man that guy totally ended up flexing out at the gym from showing off for a totally rocking babe

by Nosilla Rellim October 18, 2013

To flexed all of the muscles in ur body at the same time.

1. Dude, my girlfriend walked by this guy and as soon as he saw he flexed-out.

2. Whenever I see a hot girl I get flexed-out to look buffer.

by J I Z Z L E March 10, 2009

1. making a deception of something that's true or not true.

2. being something your not.

3. acting fake.

by dimples_14 December 17, 2009

When you have sex with a girl and she is left wore out spread eaglet

That girl was fine, i left her ass bucky naked and flexed out

by ulubme April 10, 2014

tryin to act like something you're not.

Man! You aint kiss that girl. You are so flexed out!!

by Tito Gallon November 13, 2008

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 August 17, 2015