2 definitions by GoonGrizzy

When you drink Monster and chew up Slim Jims and spit it into her coochie
Oh my god, Chad gave me a McNasty and now I have to go to the doctor to see if I have an infection.
by GoonGrizzy October 16, 2020
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Cutting someones head off and skullfucking it.
Yo did you hear TheDooo went to jail?
No, why?
Cuz the idiot did The McNasty
by GoonGrizzy October 17, 2020
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