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1.
Another name for the drug ecstasy
Jeky was at the club and took a disco biscuit which gave him an overdose.
by Maurice FitzPenadoe July 12, 2003
 
2.
And they are a phatty jam band...
Bisco is the dank chronic
by Kung Pao November 05, 2003
 
3.
An ecstacy pill. Variation's are biscuit and bikkie.
"My Disco biscuit hasn't started kicking yet, I'm keen to munch another biscuit, but I only have 1 bikkie left and I want to save that for later."
by Diego August 31, 2003
 
4.
Archaic - For us old timers who were around during the time of disco before MDMA, Disco Biscuits referred to qualuudes.

It's funny that the defination went from a downer to an upper.
How about giving me one of those disco biscuits before we head over to Studio 54?
by tai cheese June 01, 2009
 
5.
THE UNTZ IS THAT FEELING YOU GET WHEN BROWNIE DROPS THE BOMBS LIKE NAPALM ON YOUR GROOVE JUNGLE AKA SOUL, MANGS CHILLS TO THE SIDE WITH THE SWANG DIP SWANG DIP SWANG DIP, A BUNKER BOMB TO YOUR DEEMSTER TRENCH AKA MINDS EYE. ALAN CHILLS IN THE BACK WITH THE TSKA TSKA TSKA, A GROOVE MISSLE SET ON B'GOCK, AND BARBS BRINGS IT ALL BACK HOME WITH THE DEEDLE DE DEE DEEDLE DE DEE, A PSYCHIC BREAKDOWN MINE, HIDDEN IN THE TRANCE PASTURE, BLOWING OPEN YOUR BISCO CHAKRA, THAT IS THE UNTZ.
You: Disco Biscuits
Me: LOLBISCO!
by lolbisco May 27, 2011
 
6.
1. A trance fusion/jamtronica band from Philly known for their unique concerts and rave inspired light shows. They are credited as one of the first bands to mix the traditional jam band sound with electronica along with Lake Trout and The New Deal. They can often be found playing let night sets at jam and electronic festivals.

2. Slang term in the 1970's for Qualuudes, NOT MDMA/ECSTASY
1. Did you see The Disco Biscuits at Rothbury last year? It was crucial!

2. She took so many Disco Biscuits she could barely walk
by BiscoFever April 16, 2011
 
7.
"ludes, man, fuckin ludes"

A slang term from the 1970s for Quaaludes: A trademark used for the drug methaqualone.

See also: Quaaludes and Ludes.
Hey baby, you wanna pop some disco biscuits and then take a ride in my shaggin wagon?
by Grendel February 27, 2004