A sexual act involving defication onto and into a menstruating vagina, followed by oral and vaginal sex in said vagina. The resullting mess. resembles Beefaroni

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If performed on an Asian it's called The Rice-Aroni.
Dude, you're not gonna believe what happened to me. I walked into my parents bedroom and caught my Dad giving my Mom The Beefaroni
by GeorgeRealInstructors May 20, 2009
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I was hungry so I ate a bowl of Beefaroni for lunch
by Youre hardcore January 18, 2007
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The explosion through the rectum of a mixture of gases
Courtney, did you just beefaroni in my car?
by sarro88 January 20, 2012
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a skinny frail old white man, sandwiched between two obese hairy black men, both over 60
dude, i walked in on my grandpa in the middle of a beefaroni.... some things cannot be unseen
by banana hammock69 May 7, 2011
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what you eating that beefaroni for?
by da doodle October 25, 2007
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A very girthy penis
He had a very schmeaty beefaroni in those pants.
That was the schmeatiest beefaroni I have ever seen.
by lina49 April 23, 2010
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