look up any word, like sapiosexual:

1 definition by Jeffery Clarke

Someone that destroys or attempts to destroy other peoples fun for the sole reason that they are not having fun!

Usually results in the people around the act of grinch having more fun because the act was rather amusing!
George you Grinch!

Kerr: Argh, Im not having fun soo neither can anyone else here!
The congregation: Stop Grinching!
by Jeffery Clarke August 15, 2010
7 37