hit man or professional assassin.
"that wee cunt gets a knife an he reckons he's a real wet boy"
by phil jupidice's fat wee brother July 13, 2005
A guy (usually gay) who derives sexual pleasure from wetting his pants.
He owned up to being a wetboy, saying he sometimes turned himself on by deliberately pissing in his shorts during a match.
by Janker March 20, 2006