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ENGLISH · A WORD WITH POSSIBILITIES

USB.

A USB flash drive.

3 characters1 syllables approx.English language

Meaning & usage

noun/ˌjuː ˌɛs ˈbiː/
  1. A USB flash drive.

    informal
  2. Initialism of unified S-band (a communication system used for the Apollo program).

    abbreviation · alt-of · initialism
  3. Initialism of upper sideband.

    abbreviation · alt-of · initialism
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.