block off meaning

Verb: block off

1. Obstruct access to
   - blockade 
2. Render unsuitable for passage
   - barricade, block, blockade, stop, block up, bar 
3. Block off the passage through
   - shut off, close off

Derived forms: blocked off, blocking off, blocks off

Type of: block, close up, impede, jam, obstruct, obturate, occlude

Examples

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1. call me that again and i will knock your block off!
2. various barricade block off all the main street of the city
3. sands of the desert, rise and block off the sun
4. 3rd unit, block off the back road
5. keven threatened to knock mike's block off if he didn't leave