Top Definition
The act of baking a chocolate cake with vanilla frosting with your grandmother, then shoving it in her vagina, make her lay on her back, spread her legs, and sit there with your mouth open as she queefs it into your mouth.
Ryan: Hey guys, guess what me and my grandmother just performed?!

Friends: What?!

Ryan: A Grandma Whitten!!

Friends: EWWWWWWW
#hot carl #slimy marvin #sloppy carmichael #tit volcano #bloody lumberjack
by Bthibs October 19, 2011
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