Whilst fucking a girl in the anus you penetrate the membrane between the anus and the vagina and impregnate that bitch!
I was fucking Tashiqua in the ass last night and this morning she told me that I was butt chunking her, now I need to pay for the abortion.
by chunker222 January 27, 2009
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Get the Butt Chunk mug.a rocky brown substance, similar to crystalised ginger, that once expelled from the anus causes a sharp pain in the recipient's eye
by Anonymous June 11, 2003
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