(must be outside) when you take a hit from a pipe or bong and go inside to grab a beer while still holding it in the letting out after taking a drink of the beer.
The dirty dan has been banned in 13 countries.
by the party brigade September 15, 2010
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When fucking a girl thats on her period, pull out and ass fuck her.
This nasty girl let me do the dirty dan last night.
by sickguy08 January 25, 2008
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A variant on the Johnny Holmes crossover. While nailing a chick from behind, instead of grabbing the chicks arse, the guy grabs his elbows and raises his arms above his head. He then does the look away to the nonexistent camera in the corner of the room.
The dirty dan move is so cool. They should do a movie about it
by Surfguy September 14, 2020
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Giving with feces as the lubrication.
Eww did you see that! He just gave that guy on that bus the dirty dan!
by King Izzy The G $ June 20, 2006
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The act of having sexual intercourse with a woman while she is bent over the toilet vomiting.
Christina was so drunk, that she was throwing up into the toilet. Dan came from behind, saw the excellent opportunity, and immediately commenced in doing the Dirty Dan.
by bobisocks February 15, 2012
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