used to describe something awesome or highly unusual. similar to off the chain or off the hook.
man halo 3 is going to be straight out of the basement G!

Visiting the haunted house was an out of the basement experience.

by ejmcleod August 19, 2007
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Sure you can hide skeletons in the closet, but you can hide full on dead bodies in your basement!

The big brother of coming 'out of the closet', coming out of the basement signifies the confession to something that is a true mind fucker. A reaction to a basement confession usually results in the following reactions:
-Screaming, crying, bleeding, vomiting, black outs, suicide, or homicide
Dude 1: Bro, Matt totally came out of the basement yesterday when he was drunk?

Dude 2: No shit, what did he say?

Dude 1: He mentioned his fantasy of having an all nighter with a thai lady boy!

Dude 2: AHHHHHHHHHHHH! *Vomits*

Ex 2

Dude 1: *On iPhone texting* Hey dude, what are you doing?

Dude 2: Not much, just fucked my little brother in bed

Dude 1: o.O coming out of the basement much?

Dude 2: FUCK, auto correct fail! I meant tucked!
by Explicit folly January 27, 2011
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When a person you wouldn't expect (such as a jock or a cheerleader) openly admits to playing video games or pen and paper RPGs (like Dungeons and Dragons).
"I can't keep lying like this. I play Dungeons and Dragons. I am officially coming out of the basement"
"But you're the school quarterback!"
by Christopher Sturz January 14, 2007
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When a marijuana user reveals their habits to friends and family. Derived from the practice of smoking in the basement (can be seen on That 70's Show for example)
Guy: "I thought Kent was a super clean cut guy, who only drank?"
Girl: "Nah, dude. I heard that Kent's coming out of the basement. He bong rips on the daily!"
Guy: "Ohhh. So that's how he's always flying high."
by Ten Points to Ravenclaw November 29, 2018
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It is when you unzip your pants, reach in and pull out your penis and ball sack.
I had to pull the boat out of the basement to take a piss.
by JOEnobody April 1, 2008
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This is a sexual term where a patron or John pays a hooker to eat out her ass hole i.e. paying a hooker to give her a rim job.
In order to satisfy my taste for brown eye I am constantly forced to go to the red light district and Rent out the Basement
by AronDC13 January 15, 2008
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(v.) to cause diarrhea – especially of a severe, explosive, and/or generally unpleasant quality.
Those sugar-free Haribo bears will blow out the basement.
by Ulli Bunnygirl September 7, 2022
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