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Synonyms

locked in

British  

adjective

  1. informal exhibiting total concentration on the task in hand

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Washington and Beijing have also been locked in a tit-for-tat tariffs war, which has been on hold since May 2025.

From BBC Aug. 7, 2026

Carbon that was previously locked in the soil can then reach the Arctic Ocean through rivers and coastal erosion.

From Science Daily Aug. 3, 2026

“All I really know is that we’ve been locked in here for the last two months without seeing the sun,” he said.

From Los Angeles Times Aug. 1, 2026

China and the United States are locked in a race for dominance in the fast-moving AI field, fuelling huge global expansion of data centres -- warehouse-like facilities crammed with computer servers.

From Barron's Jul. 30, 2026

He takes a large, leather-bound notebook from his coat, a perfect copy of one that has been safely locked in his office.

From "The Night Circus" by Erin Morgenstern

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