The act of hooking up, fucking, making out etc... but can be much more vague. Seeing a girl's boob pop out in public can be constituted as getting dirt.
Friend 1:"Yo!!!! I was getting dirt in the middle of class today, this girl's boob popped out"

Friend 2: "Shut the fuck up no way"

Friend 1: "You I got dirt with that girl Julie"

Friend 2: "Cool Bro"
by Sgt.Slice December 7, 2010
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Shaking them haters off. In other words it means to brush off negative energy of statements made about you.
Brandon hates on me all day. Man I gotta get all this dirt of my shoulder.
by Nikky March 1, 2004
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