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a large penis, phallic-saurus
co-worker:wow you look happy today sally!

sally: yea got attacked by the meatmonster last nite
by frankgrimey February 01, 2008
A very large penis, usually prevalent on the African American and Redneck populations.
Dude, I just saw you looking at that mofucka's meatmonster in the dumpster.
by Ngn660 June 09, 2009
The type of girl who wants some "man meat" so bad that she will do anything for it. A meat monster stops at nothing to get hard cock as soon as possible.
Mitch: "Yo Zack check out that girl, she looks like she is begging to get fucked"
Zack: "That is a true meat monster, and I'm gonna give it to her!"
by King Bossman March 25, 2010