Analsurprise 

To give a person an Analsurprise party where he or she has to bend over and all the guests stuff their gifts up his or her anus.

To surprise someone with your hand up their ass.

ANALSURPRISE !!!11

Bend and I'll give you an Analsurprise!!1

Analsurprise by Monkeylovur January 27, 2006

Anal Surprise 

When you fake your girlfriend into saying you're going to stick it in her pussy, but stick it in her asshole instead.

Kunal's girlfriend was expecting him to stick his rod in her pussy, but he stuck it in her ass while yelling "ANAL SURPRISE!"

Anal Surprise by djphotik June 1, 2006

Anal Surprise 

When someone or something goes up your ass without you knowing

God dammit Henry Jim got himself an Anal Surprise yesterday.

Anal Surprise by the ghostly February 12, 2018