forgeticus

a spell used to make the person at which it is directed forget the thing they experienced, often used after fucked up sex

Harry: I learned that little move from Ron
Hermione: What!?
Harry: Forgeticus!

by deadheadrik August 17, 2009

forgeticus shiticus

A spell from the Harry Potter universe which makes you forget what shitting is.

Harry: Forgeticus Shiticus!!
Ron: What the hell is happening to me!?

by defd December 20, 2010