look up any word, like seattle snorkeler:

1 definition by ze_ynz

A casual threesome is when two people have sex on top of or in such a way that one of the people having sex touch a third person sleeping or passed out.
Wow, I had my first casual threesome last night. I woke up with three feet in my face and a view that only german amatour porn could beat.
by ze_ynz July 18, 2010