worn out Definition

1. Damaged or rendered useless by wear.

Thesaurus: shabby, spent, tattered, threadbare, useless, frayed, moth-eaten, decrepit, on its last legs; Antonym: new.
2. Extremely weary; exhausted. See also wear something or someone out at wear¹.

Thesaurus: exhausted, fatigued, prostrate, played out, tuckered out, tired, weary, dog-tired, dead on one's feet; Antonym: fresh.