1. The actual lubricant, that creates the sliding sensation when you walk, in an exceptionally greasy ass crack.

2. Feces with the consistency of 78 degree butter or pudding.
Dude do you have a napkin? I think I have some brown butter and need to do a butt check.

I just farted and think I have some brown butter; I'll be right back.
by littlebuddysd October 30, 2010
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when ur cock got shiet on it
I have brown the butter
by Extendedmeme October 15, 2020
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When due either to sheer size or the unfortunate effects of age related gravitational force, a man's privates take a "dip in the pool" during the course of a seated session on the toilet. The Brown Butter Baptism can occur during the act of dropping the steamer, or as a result of the swirling effects of a courtesy flush. The BBB is particularly undesirable when loose bowels are a factor, such as in colonoscopy prep.
Wow, that brown butter baptism really burns. I should never have eaten that burrito.

Somebody needs to invent a crapper nut sling so I don't take a brown butter baptism every time I go #2!
by 13.9 March 21, 2022
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