| Adj. | 1. | run-down - worn and broken down by hard use; "a creaky shack"; "a decrepit bus...its seats held together with friction tape"; "a flea-bitten sofa"; "a run-down neighborhood"; "a woebegone old shack" worn - affected by wear; damaged by long use; "worn threads on the screw"; "a worn suit"; "the worn pockets on the jacket" |
| 2. | run-down - having the spring unwound; "a run-down watch" malfunctioning, nonfunctional - not performing or able to perform its regular function; "a malfunctioning valve" |