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1. Nut Barf(n)- Semen that has exited the penis.
2. Nut Barfed(v)- To ejaculate.
NOUN: Darko said, "I totally threw up the first time I tasted my own nut barf"
VERB: Darko said "I just nut barfed in my own mouth!"
by Rickstar Reese March 05, 2010