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1.
Someone who partakes in the use of

Barbiturates (Tranqs)xanax, valium, ativan, and klonopin
Opiates (Morphine, Codine, Heroin)
Pain killers hydrocodone, oxycodone, acetaminophen (Tylenol)codeine

mooking out is the after affect of the drug once taken.
man she has been mooking out all day
by really reals bitch November 04, 2010