Similar to "greening out" as a negative short term after-effect of smoking cannabis. However instead of vomiting you shit yourself. Browning out.

Side note: Most people who brown out deny it at all costs.
Conor: Damn boi, I was so high I think might have shat myself after getting off that train
Me: Woah I can't believe you just brown'd out for fuck sake Conor
Conor: No I didn't brown out I swear!
Everyone else: Did you hear Conor brown'd out at South Kensington Station
by Skunk Shack FM September 19, 2017
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when you forget parts of a night, but not the entire night, as compared to blacking out..supposedly..
dude: have you ever blacked out from drinking?
bro: nah, just brown out.
dude: uhh, I hope you're just trying to be funny because wtf is browning out?
bro: it's like, when you forget parts of a night, but not the entire night.
dude:..........
by megalopolissss May 25, 2010
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When engaging in multiple penetration anal sex, a brown out occurs when there are too many dicks in a girl or guys ass and someone realizes that their dick is not making any contact with the ass and is completely surrounded by other dicks.
The gangbang was going really well until someone discovered they were in a brown out, and then it was just really gay.
by Analog Ken March 22, 2010
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A temporary mental disassociation triggered by the extreme emotional distress caused by the tremendous urgency to defecate.
I had to shit so bad that I had a brown out. I don't remember anything between the parking lot and the stall.
by Eskerbuffle September 8, 2010
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1. When you take a huge dump and it covers the hole that sucks the poop down when you flush.

2.When your craps are so liquidy the water in the toilet turns completely brown, floaters are possible.
1.There was a brown out situation in the men's bathroom.

2. I took such a huge dump this morning I completely browned out the toilet.
by Troob January 31, 2008
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When you get too drunk and poop your pants and don't remember.
Yeah, he must have had a Brown Out last night
by MizterTastee October 17, 2010
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1. The act of defecating on oneself before making it completely to the toilet. Dirived from the term "Thrown out" (as in baseball), this term refers to the fact that one could not reach the toilet fast enough before they started shitting themeselves. Hence, the term "Brown out".
1. Yo, dog, get outta' the way, I'm bout to brown out
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