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when u cum in a girls mouth then u punch her in the stomach and she starts foming at the mouth.
by frothing walrus August 16, 2003

A manuever where a man is getting a blowjob and then when he is ready to ejaculate, he deepthroats the womam, causing semen to be forced out her nose. The semen streaks rememble the tusks of a walrus.
I gave that bitch a frothing walrus
by Alex April 20, 2005