1.Is the result of a combination of a moist sticky poop that is pinched off too early and a poorly wipped ass. This can lead to dingleberries,klingons and most definately skid marks. Is most commonly found in males.
2. The feeling that you can't wipe your ass clean.
1. I had Peanut Butter Butt after the Indian food so now I have skid marks.

2. No matter how many times I wipe I still fell like I have peanut butter butt.
by gcribb December 28, 2005
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The result of eating one too many peanut butter sandwhiches and ending up with poop stuck in your ass crack.
Robert: Wow Naomi! you have the messiest peanut butter butt I have ever seen..lemme eat that shit out!

Naomi: Yeah go for it, I ate 69 peanut butter sandwiches mang. Beware of dirty butt crust and filthy mushrooms.
by Tuna can chode December 3, 2011
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When a person puts a peanut filled balloon in their anal cavity and squeezes the peanut butter out in a projectile fashion into another person face.
do you know that girl Cindy? i heard she gives the best peanut butter butt boom surprises. i just want to get a really creamy peanut butter butt boom surprise.
by the dirty joay stain October 18, 2008
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