Top Definition
The act of giving someone a swirly while having sex with them. This is done doggy style over a toilet.
Person #1: Did you hear that Alex guy gave some chick a dunkster?
Person #2: Wow, that's pretty effed up. He has some serious problems.
by itskaylinbitch January 15, 2011
a person that enjoys computers a lot and enjoys doom it turns him on.
he is getting arroused by that computer, he is acting like a dunkster
by bob langston October 09, 2006
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