The casino zone is a place which you can visit, in certain states of mind. It is infringingly similar to the casino night zone of sonic pinball fame.
'Dude last night I visited the casino zone. It was awesome.'
by lctrckldcdtst January 09, 2005
A clever phrase to describe the jackpot of hallucinogenic drugs. Compare with a trip.
"I was in my room, but everything was geometric, and the walls... the walls flowed furiously. That's what my time in the casino zone was like."
by placebo September 22, 2005