seal off

verb

sealed off; sealing off; seals off

transitive verb

: to close tightly

Examples of seal off in a Sentence

Recent Examples on the Web

And their escape routes are narrowing; since Kim sealed off the borders during the COVID-19 pandemic, the number of North Korean defectors reaching South Korea has plummeted. — Jieun Baek, Foreign Affairs, 30 Oct. 2026

Prime Minister Benjamin Netanyahu vowed a sweeping operation in the gunmen’s Hebron neighborhood, while Israel moved to seal off the city and prepare broader West Bank closures. — Shlomo Mor, Los Angeles Times, 23 Oct. 2026

The predominant method entails producers sealing off the vents, which causes temperatures to rise and slowly subject the birds to death via heatstroke. — Kenny Torrella, Vox, 20 Oct. 2026

The batteries of these vehicles are built to be completely sealed off. — Shambhavi Rimal, Fort Worth Star-Telegram, 11 Oct. 2026

Word History

First Known Use

1931, in the meaning defined above

Rhymes for seal off

• ashraf
• checkoff
• cutoff
• falloff
• handoff
• kickoff
• layoff
• liftoff
• markoff
• markov
• payoff
• playoff

Kids Definition

seal off

verb

: to close tightly