noun

• (England, dialectal, Cumbria, Lancashire, archaic) foul, rotten or unripe vegetable matter.
• (obsolete) The bowels of an animal; refuse parts of flesh; offal.
• (sports, slang, Canada, US, attributive) An easy shot.
  "Yet, even without the three second rule, where your big man could camp underneath and take those delightful “garbage” shots, there was little or no pivot offense, no cutting off the bucket."
• (computing) Allocated memory which is no longer in use but has not yet been deallocated.

verb

• (transitive, chiefly US, Canada, obsolete) to eviscerate
  "I have bought at Boston a dozen Pidgeons ready pulled and garbidged for three pence."

adj

• (informal) bad, crap, shitty
  "Forget about that garbage advice to “act natural”."