(urine and excrement humor) : sexually dark, perverted, macabre, sadistic and altogether inappropriate humor (also potentially includes misogynistic jokes), the type found in the 50 shades of Grey trilogy.
some of the definitions here on urbandictionary.com are, IMHO, since they were written by idiotagers obsessed with sex, drugs and rock-n-roll, are a perfect epitome of urncrement humor.
by sexydimma June 18, 2013
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Acrid "eyeball-to-eyeball" snickery sarcasm between two or more individuals who have taken the concept of "verbal sparring" to an absurd level.
Whenever possible, I always just walk away if someone starts trying to engage me in any vitrious humor; no good can come out of said exchange, and usually nobody truly "wins" in a "Yo mamma's so ___ that..." type of conversation, anyway, so why waste your breath and needlessly strain your vocal chords???
by QuacksO September 18, 2019
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The largest zebra joke website in the world. While it does not rank highly on google, it has more zebra jokes than any other joke website.
"Have you been to Zebra Humor on wordpress yet?"

"Of course I have! I love hilarious zebra jokes!"
by Zebra Joke Fan March 03, 2012
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