seal off


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Related to seal off: sealable

seal off

Also, seal up. Close tightly or barricade to prevent entry or exit. For example, We're sealing off the unused wing of the building, or The jar is tightly sealed up. Dating from the first half of the 1900s, this idiom uses seal in the sense of "close securely," as one used to do with a seal of wax.
See also: off, seal

seal off

v.
1. To close tightly or surround something or someplace with a barricade or cordon: The government has sealed off its borders. The police surrounded the building and sealed it off.
2. To isolate someone or something: The remote location sealed the village off from the rest of the world.
See also: off, seal
References in periodicals archive ?
Mula Bandha is the Root Lock, and traditionally it is used to seal off energy and help to support pelvic muscles as well as the lower back region.
They seal off the defensive tackle and end coming upfield, creating a wide lane for our FB to attack the backside LB.
It would be impossible to seal off the area that has to be abated.
Check for and seal off any holes on the outside of your home that might have been caused by winter damage.
CORDON Garda seal off scene of yesterday's murder in Blarney, Co Cork
Flood-Guard[R] from General Pipe Cleaners is available for 2", 3" and 4" floor drains: the Flood-Guard operates like a check valve to seal off water back-up caused by overloaded sewers.
Police were forced to seal off the southbound Foleshill Road after a woman was struck by a bus.
GRIM DISCOVERY: Police seal off the road at incident off Longroyd Lane, Longroyd Bridge, Huddersfield