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An extreme name for a person of the sloppy nature. Originating in the late 90's, it has traveled to the homes of many families, with sloppy members.

This is also a name for a girl with the following characteristics:
-Walks around without pants
-Gets drunk off two beers
-Terrible musical taste
Man! Did you see (Miley Cyrus, Tara Reid, Paris Hilton, Lindsay Lohan, Caitlin Lightner, Sienna Miller, Nicole Richie, etc...) last night? She was so drunk! She was acting like a real Slopposaurus Rex.
by Margie Hamilton May 30, 2010
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