Muscles that are used for look or for show.
Fake looking muscles that are used to get a lot of chicks.
Billy and Wilson both got them Popcorn Muscles they show off in the clubs of Springfield.
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."
Muscles that are made just for show; muscles that are fake, mostly to impress or intimidate others
I saw Billy and Wilson dancing in the clubs of Springfield showing off them popcorn muscles.
A swole motherfucker that softer than paper panties
Hercule Satan (Dragonball Z) thinks he's the shit but he's really just a popcorn muscles having little bitch.
A weak bodypart.
Will Waterman has popcorn muscles and a popcorn knee.
When your muscles are big and strong but you don't know how to use them.
"All those muscles are popcorn muscles, he's soft."
-Brandon Marshall on Joey Porter