lieutenant colonel

noun

: a commissioned officer in the army, air force, or marine corps ranking above a major and below a colonel

Examples of lieutenant colonel in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The 64-year-old Franklin David Slater, a retired lieutenant colonel based in Nebraska, sent the defense secrets to a user claiming to be a Ukrainian woman back in 2022 when Russia began a full-scale invasion of Ukraine. PC Magazine, 16 July 2025 As a lieutenant colonel, his last assignment was director of European affairs for the National Security Council. Anthony Man, Sun Sentinel, 27 June 2025 What To Know At least 78 officers ranking from lieutenant to lieutenant colonel were killed in U.S. airstrikes on Yemen since March. Thomas G. Moukawsher, MSNBC Newsweek, 25 Apr. 2025 Slater retired from the Army as a lieutenant colonel in 2020 and worked in a classified space at the base from around August 2021 until around April 2022. Christiaan Hetzner, Fortune, 15 July 2025 See All Example Sentences for lieutenant colonel

Word History

First Known Use

1598, in the meaning defined above

Time Traveler
The first known use of lieutenant colonel was in 1598

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Cite this Entry

“Lieutenant colonel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lieutenant%20colonel. Accessed 7 Aug. 2025.

Kids Definition

lieutenant colonel

noun
: a military commissioned officer with a rank just below that of colonel

More from Merriam-Webster on lieutenant colonel

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