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ENGLISH · A WORD WITH POSSIBILITIES

unblock.

To remove or clear a block or obstruction from.

7 characters2 syllables approx.English language

Meaning & usage

verb/ʌnˈblɒk/
  1. To remove or clear a block or obstruction from.

    transitive
    We need a plumber to unblock the sink.
  2. To free or make available.

    transitive
  3. In whist, to throw away a high card so as not to interrupt one's partner's long suit.

    intransitive
  4. To enable communication again, via telephone, instant messaging, etc., with (somebody previously blocked).

    transitive
Where this word comes from

From un- + block.

noun/ʌnˈblɒk/
  1. The removal of a block or blockage.

Where this word comes from

From un- + block.

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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.