Top Definition
The act of crushing up flintstones chewables and snorting them like a drug. Many have died due to this new fad which was originated in Japan.
Tommy was getting flintstoned off his little sister's flinstone vitamins.
by minimike January 25, 2010
The state of being so high it feels like you're back in the stoned age.
Man im so fucked up right now nigga!

Yeah me too man, im flintstoned!
by Roc18 May 07, 2010
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