Definitions by F.A.I.M.

dumb high 

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!"

dumb high by F.A.I.M. July 28, 2006