Muscle Fats

A beefy, muscular guy that looks kinda fat but still doable.

I'd so have sex with that muscle fats.

by Muffy the Slampire Slayer April 28, 2011

Muscle cup

A pussy

She had one tight muscle cup!

by Sir Black Lavender IV February 07, 2010

muscle tee

A shirt without sleeves, typically worn while working out or while being a douchebag or both

Dr. Rod do you think Stanley can pull off a muscle tee? “The shirt is fine, but he is not.”

by Tracy not Tori March 02, 2018

Rejection muscle

A married mans nickname for his wifes vagina.

Harry "I tried to score a root from the wife last night but I lucked out"

Joe "What happened"

Harry "She flexed her rejection muscle at me"

by Bigpeteoz December 14, 2009

muscle butt

A girl who has a ass that is so muscular that if she wasn't muscular it would be straight flat

Damn maddys ass is so muscular she got a muscle butt

by David Yeum May 17, 2016

Muscle Rub

A rough and vigorous hand job.

Sonja gave Frank a Muscle Rub to completion. The harder the tug the more he unloads.

by Eaton Holgoode May 02, 2015

smart muscle

The butthole muscle that determines if a fart will contain solid matter and thus retains the fart for later release on the toilet.

I think my smart muscle is broke because I just sharted in my skivvies.

by masedog February 03, 2008