Definitions by TheRealShankapotamus

shankapotamus 

1) Kill Joy
2) Buzz Kill
3) Some one who ruins the moment.

Example: When you're at a movie and someones phone rings, when they answer it and start talking to whoever called like it's no big deal, that's a shankapotamus.

shankapotamus by TheRealShankapotamus December 10, 2009