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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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

One type of atom remains locked in place within a crystal structure, while another type moves freely through it.

From Science Daily • Apr. 21, 2026

England's four, five and six of Joe Root, Harry Brook and captain Ben Stokes are locked in.

From BBC • Apr. 20, 2026

The country had 4.1 billion liters of fuel locked in for delivery, up from 3.7 billion liters a week earlier, he added.

From The Wall Street Journal • Apr. 16, 2026

The two companies are the dominant players in the theme-park industry, locked in an increasingly intense battle for Orlando following Comcast’s opening of Epic Universe in May 2025.

From Barron's • Apr. 15, 2026

Senate race and was locked in what would become a tight race in the general election.

From "Becoming" by Michelle Obama

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.