slang Someone who inhales the fumes of a glue or solvent in order to feel high. Huffers try to get high on whatever they find in their parents' garage, often with lethal results.
huffer
(ˈhəfɚ)
n. a person (teenager) who inhales glue vapors or some other solvent for a high. (Drugs.) The age of the huffers has come to an end. Now they start out on crack.