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Meaning of broken-down

bro•ken-down

Pronunciation: (brō'kun doun'), [key]
— adj.
  1. shattered or collapsed, as with age; infirm.
  2. having given way with use or age; out of working order: a broken-down chair.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.