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1. A clump of hair located beneath the oral orifice of said wearer. Generally only worn by males.

2. A synonym for soul patch that doesn't really make any sense.

3. A poor man's mustache.
Guy 1: "Hey man, did you see that guy's soul tooth?"

Guy 2: "...what the hell are you talking about?"
by miguelcairo1066 October 12, 2008
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