Phrase guide

block off

verb · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

verb

Meaning 1

To obstruct.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • The lorry is blocking off the road, so traffic has come to a standstill.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To book, set aside (an unbroken period of time to do an activity).

Definition source: English Wiktionary via Wiktextract

Examples

  • I'll need to block off a couple of weeks to refurnish my house.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

obstruct access to

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: blockade

Antonyms: none provided

Broader terms: obstruct, obturate, impede, occlude, jam, block, close up

4

verb

Meaning 4

block off the passage through

Definition source: Princeton WordNet 3.0

Examples

  • We shut off the valve

Meaning relationships

Synonyms: shut off, close off

Antonyms: none provided

Broader terms: barricade, block, blockade, stop, block off, block up, bar

5

verb

Meaning 5

render unsuitable for passage

Definition source: Princeton WordNet 3.0

Examples

  • block the way
  • barricade the streets
  • stop the busy road

Meaning relationships

Synonyms: barricade, block, blockade, stop, block up, bar

Antonyms: none provided

Broader terms: obstruct, obturate, impede, occlude, jam, block, close up

Narrower terms: shut off, block off, close off, close

History

Etymology

No etymology was provided for this word.