Slang adjective most commonly used by homosexual males to describe muscular regions on other males bodies. This is also a well used term of endearment between two homosexual partners. Swole is also commonly used to describe the size of other males penis's.
Jack: "Hey Cory, look how swoll that guys buttocks is."
Cory: " Your right Jack, but I just can't take my eyes off of how swoll his package is."