a dirtyleg is a girl that loves to have a good time and it doesn't matter who with. She is the most hated girl at a party by the girls because most guys are flocking to her knowing they will get laid. Also someone you can call on at a short notice to party with. booty call
I called me a dirtyleg last night cause I was bored, and she got me stiff as a board! If you wanna get laid I know a dirtyleg we can call.
When a man fancies his male friends and keeps sending them pornographic pictures and watches them through windows and thinks he has a super power to make everyone jizz their pants when truly he just wants to wank you off.
He's areal Dirtykeano I get freaked out when I'm alone with him.