look up any word, like cunt:
 
1.
The Irish Mohawk is a "Backwards Mohawk" where somebody shaves straight down the middle of somebody head (nearly 100% involuntarily) due to large amounts of alcohol consumption...the Irish Mohawk is named such because like the Irish it is Backwards
Guy 1: dude that guy just passed out!!

Dude: i know huh, know what im thinking ;)

Guy 1: no...But who the fuck cares lets give him an Irish Mohawk

Dude: Sweeet
by That Dude guy February 15, 2011
3 21