3 definitions by 4nthrax

The act of stroking ones penis in one quick motion and firing explosive diarrhoea all over your partners body.
Person 1: Hey, I heard you and Lilly got into a fight, What did you do?

Person 2: We were going at it last night and I hit her with a pump-action shitgun. It got pretty nasty.
by 4nthrax October 23, 2014
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The multiple cuts, grazes and sore skin you obtain from working on Japanese cars. Because of the tight and compact nature of Japanese cars, its hard to not get cut up when working on them.
I got some nasty Jap Rash last night from working on my Silvia.
by 4nthrax August 18, 2015
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To give a girl a good ol' finger at McDonald's. This can be in the dining area, bathroom or crew area. A McFinger can be performed at any time, as long as you are in the restaurant.
Person 1: Hey Dave, I heard you gave that girl a McFinger, did you end up having sex?

Dave: No way, I would never let a girl touch my willy.
by 4nthrax October 23, 2014
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