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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Carone, a lawyer, served as Adams' chief of staff during his first year as mayor. Amethyst Martinez, USA Today, 24 June 2026 The chief of staff to Haiti’s defense minister remains in captivity. Jacqueline Charles, Miami Herald, 25 June 2026 Two issues rooted in his previous employment as DeSantis’ chief of staff could be major factors. Sun Sentinel Editorial Board, Sun Sentinel, 27 June 2026 Lee was chief of staff to then-Councilmember Mitchell Englander when the two were plied with meals and alcohol, as well as hotel stays and gambling chips, by people seeking business with the city. Los Angeles Times, 27 June 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 8 Jul. 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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