When a seriously inebriated male (usually almost to the point of alcohol poisoning) vomits all over the head of a girl performing oral sex on him. Also known as a "peurto rican bath."
by Chuck the Jay November 3, 2006
Get the dirty nachomug. by manrower April 22, 2009
Get the dirty nachomug. the at of when a male leaves a boule movement on a female's chest and engages in an act of sexual intercourse with the pile on her chest.
by The Truth May 13, 2005
Get the dirty nachomug.