Very similar to monsterbeast. It is inferior to a monsterbeat. It's most commonly known as the wild card in Uno.
by Jonathon McElwain August 23, 2007
A term used to describe some one whom with their great skill has defeated you. Also popularly used to describe the plus 4 card in UNO. Monsterbeast can also be used to describe the toughness of something.
A group of friends are playing Halo. Plex you monsterbeast!
Another example is a group of friends playing Uno. Hey man you got a crazy look in your eye. Why yes I do it's because I got a monsterbeast!
Another example is a group of friends playing Uno. Hey man you got a crazy look in your eye. Why yes I do it's because I got a monsterbeast!
by Jonathon McElwain April 01, 2007