When you like a girl and you have to check to make sure you have a 6 pack, big biceps, no double chin, and no pool float around your stomach.
Josh: Hey Kyle, don't you think that girl over there is hot?
Kyle: Before you do something stupid or bang something, why don't you do a muscle check?
Kyle: Before you do something stupid or bang something, why don't you do a muscle check?
by Logical World September 1, 2017

In football when while in the dog pile you grab and twist and/or rip, someone's dick on the opposite team.
by MediocreDickRick October 18, 2020

by SuelTameOresuTeMato April 29, 2025

by Toolmeezy February 18, 2025

Girlfriend to boyfriend: Babe I was just wondering ... if you could have a three way with any other dude who would it be?
Boyfriend: I don't know...Brad Pitt?
Girlfriend: I knew it!!!
Boyfriend: I can't believe you just did a fag check
Boyfriend: I don't know...Brad Pitt?
Girlfriend: I knew it!!!
Boyfriend: I can't believe you just did a fag check
by Bucktavius June 9, 2017

by Smeedwaiigon January 15, 2024

In basketball, the action of the defensive player passing the ball to the offensive player to start the possession.
Let's check up.
by vCrisis September 8, 2025
