Top Definition
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 14, 2012

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×