Top Definition
While having sex in the doggystyle position remove penis from the vagina and thrust into the anus. Then, exclaim "WITHIN YOU I PLANT THE SEED OF EVIL" in the most satanic voice possible. See also Bucking Bronco.
I don't think I will be hooking up with Sally anymore. Last night I gave her the Satanic Plunge and she wont take my calls.
by El-Dogfather July 31, 2005
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