Crusty Butt consistantly follows mud butt, it is the dry doo doo build up in the anal region of the buttocks, this usually occurs 45 minutes to an hour after defication.
I failed to wipe good after my diarrheal explosion i had in the bathroom 45 minutes ago and now i have crusty butt, I am very uncomfortable.
by Michael Riley April 6, 2006
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The same concept as dingle-berries. Crusty pieces of turd that dried on your stanky ass hair in lil precious nugs. People specifically in Parma, OH - try to collect as many as possible as delicious ass treats when tossing salad (licking a butthole for sexual pleasure) is a delicacy - highly popular amongst the, booty boy butt hoes.
Todd: Hey Chad, I heard you've been saving those crusty butt nuggets especially for me. Can't wait to taste those delicious salad toppings tonight.
by Alimew November 27, 2022
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a man who is described to be crusty with abnormally over larged butt lips. micropenis and gap teeth and choc-o-lat are normally side effects of the crusty butt lips syndrome.
john: dude, get some chap stick for your crusty butt lips.

jeffrey: i hate my life.
by crustybuttlips October 12, 2009
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crusted poo that stays in your butt and itches a lot
i didn't clean my butt well after having explosive diarrea, and now i have a bad case of butt crusties.
by Allen T. McIntosh III April 27, 2003
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The tiny specs of crunchy looking balls of sweaty dirt that fall off on to the back rim of the toilet seat, from just above your ass crack. Similar to dingle berries, these crusty little dustings collect usually after wiping occurs.
"MOM, Michael left BUTT CRUSTIES on the back of the toliet seat again".
by castigrl4 January 4, 2008
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Tiny pieces of feces that reside on the hairs in between your butt cheeks.
Try as I might, the butt crusties could not be removed by wiping. Time for a shower.
by brahm2 September 28, 2003
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A flaky substance that comes out of the butt after u don't wash it for a month.

Good on spaghetti also known as parmesan cheese.
Those are some juicy butt crusties u have there.
by Lance_is_my_fucking_bae_210 March 17, 2017
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