noun

• (colloquial, uncountable) Any alcoholic beverage (especially beer or hard liquor).
  "The glutton castaway, the drunkard in the desert, the lecher in prison, they are the happy ones. To hunger, thirst, lust, every day afresh and every day in vain, after the old prog, the old booze, the old whores, that's the nearest we'll ever get to felicity, the new porch and the very latest garden."
• (colloquial, countable, archaic) A session of drinking alcohol; a drinking party.

verb

• (slang, intransitive) To drink alcohol.
  "We were out all night boozing until we dragged ourselves home hung over."
• (slang, transitive) To drink (an alcoholic beverage).
  "It's worse than kerosene to boose."