Frank was under the impression that he was going all the way with Doris, all she let him do was knuckle dunker her .
by DoubleD1! May 12, 2018
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A disgusting sex act in which mozzarella cheese of the finest quality is melted upon man schlong. That cock is then dipped into a woman's vagina that is filled with marinara sauce. The man then extracts his penis, covered with cheese and marinara, and forces the woman to blow him.
"Taste Papa Luigi's finest Italian Dunker."
by Stesheng August 20, 2008
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A rude person who openly dunks their confectionary into someone else's hot drink - the worst are those who have bitten the biscuit 1st
Laura just dunked her half water biscuit in to my tea - who would do such a thing.

That McMillan is the biggest biscuit dunker I know
by Darwin pops August 24, 2016
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One who Ejaculates in his partners ass,then dunks whatever object he has into the ass ie: a doughnut and procedes to eat such object.

This can be performed with most objects that are chewable
ie: Crayons, Alaskan Pipeline, Bag A Dicks
"Levi is a huge cum Dunker"
"Levi Likes to cum dunk his alaskan pipeline every now and then"
by Lucious Lou August 11, 2006
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If your asshole is on fire, you better cool it off in the butt dunker.
by Monkdunker August 27, 2003
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