slang Very intoxicated with drugs, especially marijuana; high. I'd just been smoking a big blunt, so I was too stoned out to drive anyone home. The actor admitted to being stoned out for most of his time on set.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
mod. alcohol or drug intoxicated. I have never seen anybody so stoned who could still talk.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.