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Inserting an erect penis into someone's anus, and then pushing it back and forth between two large breasts to simulate a stabbing motion.
"So I found out she liked anal last night. When she wasn't paying attention i flipped her around real quick and gave her a real good rusty bayonette.
by Skoolp December 30, 2011
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2
A sex act where an individual cuts their hand, defecates onto the wound, then masturbates oneself or another individual.
James and his partner, Stefan, died from sepsis after performing the rusty bayonette.
by colonelwhiskers July 19, 2017
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3
When a woman is impregnated while participating in anal intercourse... Details are left to the imagination.
Bro 1: Dude, you know that girl Rachel?
Bro 2: Yeah man, I heard she got knocked up!
Bro 1: Yeah, and she said that I'm the father, but I just Butt-fucked her, since she had a nasty Kraken Snatch
Bro 2: you must have pulled a rusty bayonette!
by arr1029384756 September 04, 2011
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