Detroit Muscle

The anal sphincter.
The ring of muscle surrounding the anus, that allows it to open and close.

Ted likes to have a fist rammed up his Detroit Muscle.

by Dick Gosinyah July 17, 2022

muscle candy

A long line of various nutritional supplements used in the fitness industry to promote better muscle tone, recovery, strength gains, and endurance.

N.O. Explode is great muscle candy.

by Kevin Kage July 01, 2012

National flex your muscles day

April 19 is when you send a friend, partner or someone you trust a picture of you flexing ur muscles.

*sends a picture of big booty flex*

wow! Happy national flex your muscles day! Here is one too ;)

by Nukemaster69 April 19, 2022

Muscle lock

When you lock yo muscles hitting that shit

I blew aarons moms back out so hard using muscle lock

by Dprived November 12, 2023

Smooth muscle

One of the three types of muscle. Widespread throughout the body, responsible for movement in the digestive, urinary and reproductive systems.

Person 1: *gets an erection*
Person 2: "Wow, your smooth muscles are really working there huh?"

by craigellachie March 02, 2022

<.7.9.7.6.>I Know This Is not Life When Individual Mistake Their Own Sincere Muscle On Their Face <.E.N.T.><.7.9.7.6.>

<.7.9.7.6.>I Know This Is not Life When Individual Mistake Their Own Sincere Muscle On Their Face <.E.N.T.><.7.9.7.6.>

<.7.9.7.6.>I Know This Is not Life When Individual Mistake Their Own Sincere Muscle On Their Face <.E.N.T.><.7.9.7.6.>

by IPromiseToDoWhatIPromised May 28, 2025

Muscle Butt

A popular trend starting in late 2021 to current of females posing in tights or yoga pants highlighting their buttocks, usually in a gym or other athletic environment.

My IG feed is flooded with muscle butt photos.

by Hype_813 December 19, 2023