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Whilst ripping a killer fart, a small (seed like) piece of poo leaves your rectum at high velocity and is sowed into your underwear.
Ohh man, Dazza you farted so hard just then, you've definitely planted your fart seed in those jocks.
by Donkey Krong October 02, 2016
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A small (seed shaped) piece of fecal matter that has escaped your rectum at high velocity whilst letting rip a fart, which then sows its self into your underwear, soiling them
Daz lets rip a big fart.... BUUUURRRRRREERRRERRETTTTTTTTTT

ME: " Fark man, that fart would have definitely seen some fart seeds soil those jocks"
by Donkey Krong October 02, 2016
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