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blazing so much weed that you forget simple things (i.e. name, address, phone number, etc).
"yeseterday i blazed two blunts after work on the way home and by the time i made it to my street i forgot which house i lived in. i was dumb high!"
by F.A.I.M. July 28, 2006
extremely under the influence of drugs, particularly marijuana, cannibus, herb, weed, sticky-icky, etc..
Man I went over to Keith's house after work, and got fuckin' dumb high my nigga!!
by Steven Evans July 18, 2006