(idiomatic, said of an ornament or an object) To be rarely used.

(US) In Alaska, a light, high-altitude snowfall that indicates the end of summer.

A microscopically small mite, of the Dermatophagoides pteronyssinus, or Dermatophagoides farinae species.

(transitive) To remove dust from. / (transitive, figuratively) To use something after a long time without it. / (transitive, slang) To jilt or desert (a person).

(US, slang, naval) The storekeeper in charge of dry foodstuffs.

plural of dust storm

simple past tense and past participle of dust off

Third-person singular simple present indicative form of bite the dust

present participle of bite the dust

(Britain, idiomatic, of a task) Completed thoroughly and satisfactorily.