The muscle in a woman's tummy that contracts during an O.
Dude: Is that a six pack?
Chick: No, it's a highly toned O Muscle.
by B.B. Smith September 2, 2008
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any man who dates guys at least 10 years younger and has a awsome looking body, does not necessarily have to be old or extremely handsome
Mark: I want that muscle daddy's balls slapping my ass while he bangs me.
by Justin_Lucas March 27, 2008
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A term used to describe fat or obesity in a cute manner.
Yo dawg, that's a lot of cozy muscle on ya.

Hey man have you seen Rick? He's got a lot of cozy muscle now.
by Chuck192 December 30, 2015
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A phrase that simply means "butt" or "ass".
One lousy screw fell off and you have to do all of ***THAT***?!? Man, what a pain in the toilet muscle!!!
by Telephony November 13, 2010
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muscle that is visible, but doesnt look like the person is ripped. the person usually doesnt have to work out a lot, but you can still see the muscles. usually found in skaters.
guy 1: ya, i only work out 30 minutes a day

guy 2: ya, i can see the skater muscle
by gorillabiscuits June 30, 2006
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The muscle in a woman's tummy that contracts during an O.
Dude: Hey, you have a six pack.
Chick: No I don't, just a highly toned O muscle.
Dude: Well, let's pour some honey on it. . .
by B.B. Smith August 15, 2008
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A term referring to a particular kind of showy muscular physique that conveys a fallacious impression of physical strength or toughness with regard to its bearer; muscles that are "just for show."
Brandon Marshall: "(Joey Porter) is one of those guys who all of those muscles are popcorn muscles. He's soft."
Joey "Peezy" Porter: "Nope (I don't know what popcorn muscles are). I know Orville Redenbacher. I know popcorn."
by wakka_wakka November 6, 2008
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