When you're going down on a girl, and when you really start to enjoy it, she has her period. It's like being in first place in Mario kart, until someone uses a red shell.
by Shrekling September 09, 2016
Oh man, i was walking up the stairs and i dropped a red shell on steve, hee was sick in the bin. wtf! hahaha
by WAZMACKENZIE May 16, 2010