A good looking, well presented male who attends the gym to primarily meet females with the intention of sleeping with them.
Check out that Gym Weasel over there greasing up all the hot chicks
by Johnny Weasel February 26, 2015
1 more definition
Chris Rowan Smith
Hahaha look at that Gym Weasel, I have seen more meat on a badgers penis!
by albot88 January 23, 2014