Someone who goes to the gym too much. Usually this person has developed intense shoulder and neck muscles, making them look and walk like an ape or monkey. See also: gympanzee...
Clay: Yo did you just see that gymp over there.
Alan: Yeah, he's always here.
Clay: Uh oh, looks like he's walking over to that girl you've been trying to get with...
Alan: Dude, she's not into monkeys...
Gymposter - someone that wears workoutclothing as their primary wardrobe or on their days off, but doesn't workout ever.
Matt: Man, Kevin must workoutall the time...all he ever wears are sweatsuits.
Mallori: Kevin never works out. He says he hates it. Trust me, he's a gymposter.