The unfortunate spackling of bloody pooh in ones underwear when attempting to pass gas. This is generally caused by being anally penetrated on a regular basis by large hairy men with names like Bruce or Greg.
Poor old Zink could not finish playing Trivial Pursuit, as he had inadvertantly let a bloodfart, completely soiling the insides of his skivvies. He was secretly relieved, however, as he was losing terribly, as usual.
by Anonymous May 25, 2003
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1. the blood-filled, gassy result of sexual penetration during the period of menstration, usually following the 'doggie style' position
2. the bloody gas expelled from a homosexual butt penetration
Man, he sure blew a huge bloodfart after I came and pulled out of his ass.
by weasel February 10, 2003
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A bloody, mucus-like, sometimes chunky spray emitted from the vagina after rough sex or from one's anus.
Vaginal bloodfarts are common with promiscuous women, whereas an anal bloodfart can be caused from either homosexual penetration or from an infected, cankered meat vein protruding from one's anus (aka hemorrhoid).
Joey's mom sucks bloodfarts out of pregnant chickens.
by jayhawk April 19, 2004
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this occurs when you fart and a large splatter of blood shoots out of your anus.
Dude, I had the biggest bloodfart yesterday, it hurt so good.
by b2therizzle May 20, 2008
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A fart of blood from ones anus after vigorous anal insertion
I had me a good bloodfart after dally foot blasted my ringer
by The real J.C March 14, 2015
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The most amazing, hardcore and non existant band ever!
"Dude, did you see bloodfart last night?!" "Yeah man it was insane!"
by Steven Goatgaggle March 24, 2013
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A fart that is so rank it makes your ass bleed.
John: "oh God! That stinks like sewage and dead whales!"

Jack: "Shit, my ass is bleeding, MY ASS is bleeding!"

Paul: "Fuck me, that's the first bloodfart I've ever seen."
by Stale Ale May 20, 2010
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