by Cheereo59er December 14, 2004
by Om-fu December 15, 2020
A painful zit, or pimple that is located on your butt crack, sometimes premature and very difficult to get rid of.
I couldn't sit down comfortably or get any sleep last night because of my Zass. I wish they made neutrogena Zass cream.
by Dr.Ed August 17, 2012
Joe: Watching the news again?
Jane: Well, changes often you see, sometimes every hour
Joe: I don't need your Zass!
Jane: Well, changes often you see, sometimes every hour
Joe: I don't need your Zass!
by MrZassy December 21, 2016
Fucking someone in the ass in a 'Z formation'
by Hydrocanon 2727 November 05, 2016