Top definition
The Ultimate Wet Willy can be attained by a group of guys only. The Ultimate Wet WIlly involves each of the guys jerking off and then all of the semon is put into a sleeping person's ear.
Bob was the first to fall asleep at the sleep over, so the other guys decided to gay out and give him an ultimate wet willy/
by J.D.N. August 12, 2006
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