1. and stache n. a mustache. I cut my stash off because it was too much trouble to remember not to cut it off.
2. tv. to hide something (somewhere). Stash this under the chair until I can think of a place to put it.
3. n. a concealed supply of drugs, especially marijuana; drugs and equipment to use them stored in a secret place. (Drugs.) Albert’s stash was never located by the fuzz.