The sound a cat makes when dropped 46 billion light years from the surface of the earth. The word is used in comic 482 of the webcomic xkcd.
by kokopelli9999 September 29, 2008
1 more definition
noise made by cougar when observing hot young cub
Mrowl, Ryan Gosling is a fine little cub!
by Snakeymama June 11, 2013