Moldy Steamwhistle
A blow job on a really dirty skanky penis. (most likely after a prolonged time without washing like a festival)
Oh man, After a week of camping with no shower at burningman she gave me a Moldy Steamwhistle!
At the end of the festival I got a moldy Steamwhistle from a babe
At the end of the festival I got a moldy Steamwhistle from a babe