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Coined from a popular pudding flavor, this is the sexual act when you slip out of hole #1 and accidentally penetrate hole #2. To effectively acheive the "Chocolate Banana Surprise" both parties involved should be unexpecting this to happen, which will most likely lead to chocolate on your banana.
Dude, I was doggin' my wife last night and accidentally slipped it in her butt... that was the best Chocolate Banana Surprise ever! I bet her balloon-knot is sore today!
by E-Nasty April 06, 2009
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