any girl who shits in a swimming pool or hot tub and blames it on the guy she is with
I left the party after my GF pulled a dirty mandy on me. Nasty bitch!
by Dr. Simulacra October 16, 2013
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Any girl that is willing to take a big cock up her ass violently and then turn around and swallow him deep as he finishes.
Last night, my girl pulled a Dirty Mandy, I think she is a keeper.
by TooCrazytoCommit November 22, 2020
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Can take an 8 inch cock and keep her baggage to 8kg when going on a 4 month expedition to the Andes
I did a dirty Mandy last night, took an 8 inch at 8pm then still had the stamina to climb a mountain
by Palma19 May 29, 2019
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A dirty Mandi is where you take a dump in between the mattress and box spring than have rough and wild sex on said bed.
Yo. You hear what Tom did last night? He dirty Mandied Chad's bed.
by Dudelicker February 13, 2019
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