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A person who is a genetic mix of three different races.

Also see: multiracial
Dustin is triracial, he is black, white and asian.
by whowhatnowhuh November 04, 2007
Some one who looks like one race, tries to act like another race, but in reality, is none of the two.
Mike is one of those tri racials. He looks hindu, tries to act black, but in reality he is a mexican.
by wontonking August 06, 2008