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
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