Top Definition
An overly large or muscular (or both) 'Gangster' or 'Thug'. Usually of African American descent.
"Dude, did you just see that huge black guy in there?!"

"Yeah, he's a straight up Thugosaurus rex!"
#thugosaurus rex #black #african #race #funny #lol #thug #gangster #ghetto
by Captain Testosterone April 22, 2010
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