2 definitions by Davefpsycho

Top Definition
The foamy build up beneath the foreskin of a nasty penis, usually during intercourse or masturbation. Really gross if left to ferment too long.
She thought twice about giving him head when she saw and caught a whiff of his neck butter.
by Davefpsycho January 05, 2011
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The undigested corn in shit. Has also been found stuck to the tip after withdrawing during anal (uncommon, but true).
Dude, I was doing her in the poop chute and pulled out a stink niblet.

Well, you are now known as the 'Kernel'
by Davefpsycho January 05, 2011
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