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the spawn of the devil. literally, a person that does things that are really evil. the child of a demon. An evil person, most little kids are demon seeds. The Latin term for demon seed is seedus demonus.
by smutty smutty smut smut February 01, 2006
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A large turd, usually promted by constipation, that is too large for your butthole. Most occurrences involve extreme pain and a turtle head poking out halfway while you realize your in trouble and care needs to be taken.
Bro, I just had the worst demon seed ever, my ass hole hurts.
by Jaymm February 04, 2018
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She couldn't see after I got her with the demonseed right in the eye.
by Hank February 07, 2004
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My older-half-sister in law calls maggots demonseeds because she once had a bad dream about an invasion of ravenous flesh-eating maggots.
by Light Joker June 02, 2004
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