All Blacked Out (ABO) is when something or someone is completely "dressed" in all black.

Examples:

1- A person is wearing black shoes, socks, pants, shirt, jacket, hat, etc.
2- A car is painted all black with black rims and dark tint- maybe blacked out headlights/taillights
*Another meaning for All Blacked Out is when you overdose on drugs/alcohol/love/etc. and it makes you black out
I pulled up in my All Blacked Out car, and I was dressed in ABO style from head-to-toe.
by Abeeo March 28, 2018
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when someone drinks too much and passes out and pisses in their bed.
Whoa my boyfriend drank too much whiskey last night and pulled a black out piss this morning!
by kahoutek July 8, 2009
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After a long night of drinking hard liquer, you fail to remember anything...you wake up with a used condom on your chest and a dirty slut laying next to with no knowledge of anything happening
" Shit,I woke up with this heifer laying next to me and my dick half in her...what happened last night, I think I had black out sex???
by djcummins21 July 11, 2009
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The result of an extremely hard night drinking alcohol or using drugs. Usually the cause of Black out sex or black out with your sack out.
1. Yo man, lets go into black out drive tonight.

2. Dude, I dont remember anything from last night, we must have been in black out drive.
by Teamsy March 25, 2010
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When you drink enough alcohol to get through the song friday by rebecca black that you black out. It helps you to not remember hearing it.
Eric: Hey listen to this song! It's called Friday and it's really funny!

Me: Where is the Vodka! I'm doing a shot every time she says friday so I get a Rebecca Black-out.
by Irisbolger May 22, 2011
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When you drink so much Monday night that you black out.. usually because you are pissed off at the amount of homework you will be having through out the week.
I'm fuckin excited for black-out Monday.. i have so much homework this week i'm not gonna be able to party any other night besides tonight.
by britt507111 January 13, 2009
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The new term for getting completely white girl wasted. Circa 2017
"Ayy Bro it's half off tonight, you trying to get Black Out Becky tonight or nahh"
by WattyForReal December 21, 2017
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