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Meth whores and girls that sleep with drug dealers in general to get free drugs.
Jamie is such a fucking dirt rock! She's giving Mike head right now as we speak so he will give her free dope.
by Fairyduster86 September 12, 2016
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Music that is listened to by the group of white trash that mingle outside The Autozone. This term incompasses many genre's to include psuedometal, southern rock jams, and speed metal.

Dirt rocker
Carl was tweeking his tranny so his dirt rock jam of choice was "What's that smell?" by Lynard Skynard.
by Cramps Delight January 17, 2005
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Hardend dirt that has bonded together to form a rock like shape that will break apart and stain upon contact. (often found in your neighborhood garden).
Rock fight, garden rocks, Dirt Rock
by Thalonious mackadocious October 18, 2013
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