(Ethnic/Slurslur) a person so heavily racially mixed that even he doesn't know what he is.
John: So, are you proud of your Irish roots?
Some friend: I never said i am irish.
John: what are you? You once told me you were Irish, then americunt, then asain, then black
Some friend: I don't know as well
John: damn, you really are a Mongrol...