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1.
Adj
1. Describes something that is really bad
2. Describes something that is really awesome
1. Damn man, those burritos I got at 7-11 are so dick nasty that I had the runs for 4 days straight.
2. Holy shit, that movie was so dick nasty, bruce willis killed 7 people with his bare hands and then flew a helicopter back to safety...all while making out with some hot chick.
by Polaco March 20, 2005
 
2.
Sleeping with many girls and contracting an STI/AIDS of the face.
Stop being a "Dick Nasty" your gonna get AIDS in the face!
by What have i got in my trousers October 06, 2010