chief of staff

noun phrase

1
: the ranking officer of a staff in the armed forces serving as principal adviser to a commander
2
: the ranking officer of the army or air force and a member of the Joint Chiefs of Staff

Examples of chief of staff in a Sentence

Recent Examples on the Web
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Representing Fort Worth school district at the listening session were deputy superintendents Daniel Soliz and Kellie Spencer, and chief of staff Louis Kushner. Fort Worth Star-Telegram, 22 Apr. 2026 Blair previously served as one of White House chief of staff Susie Wiles’s deputies. Claire Carter, The Washington Examiner, 22 Apr. 2026 Masayoshi Arai, chief of staff of the Japan Ground Self-Defense Force, said the army has suspended live-fire exercises using Type 10 and Type 90 tanks that use the same shells while officials investigate the cause and other details of the accident. ABC News, 21 Apr. 2026 Other members of Newsom’s orbit, like his former chief of staff Jim DeBoo, are leading the California Is Not For Sale anti-Steyer super PAC. Lia Russell, Sacbee.com, 21 Apr. 2026 See All Example Sentences for chief of staff

Word History

First Known Use

1862, in the meaning defined at sense 1

Time Traveler
The first known use of chief of staff was in 1862

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Cite this Entry

“Chief of staff.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chief%20of%20staff. Accessed 24 Apr. 2026.

Kids Definition

chief of staff

1
: the ranking officer of a staff in the armed forces who advises a commander
2
: the ranking officer of the army or air force
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