English version

seal something ↔ off

From Longman Dictionary of Contemporary Englishseal something ↔ off phrasal verbSTOP something THAT IS HAPPENINGto stop people from entering an area or building, because it is dangerous Following a bomb warning, police have sealed off the whole area. seal→ See Verb table
Examples from the Corpus
seal offIn Dresden police removed about 3,000 people from the station and sealed it off.These glades get fainter, and shadows rise to seal them off.There the whales deliberately tilt the floes so that seals slide off into the water and into the jaws of their attackers.Press down the edges to seal and trim off the excess pastry.
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Verb table
seal
Simple Form
Present
I, you, we, theyseal
he, she, itseals
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Past
I, you, he, she, it, we, theysealed
Present perfect
I, you, we, theyhave sealed
he, she, ithas sealed
Past perfect
I, you, he, she, it, we, theyhad sealed
Future
I, you, he, she, it, we, theywill seal
Future perfect
I, you, he, she, it, we, theywill have sealed
> View Less
Continuous Form
Present
Iam sealing
he, she, itis sealing
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you, we, theyare sealing
Past
I, he, she, itwas sealing
you, we, theywere sealing
Present perfect
I, you, we, theyhave been sealing
he, she, ithas been sealing
Past perfect
I, you, he, she, it, we, theyhad been sealing
Future
I, you, he, she, it, we, theywill be sealing
Future perfect
I, you, he, she, it, we, theywill have been sealing
> View Less