see usage paragraph below
: carrying, staffed, or performed by one or more people
a manned security booth
manned spaceflight
a manned mission
Usage of Manned and Unmanned

While manned and unmanned are still commonly used in news sources to describe spaceflights with and without human crews, respectively, NASA has since the early 21st century used and prescribed gender-neutral terms, preferring such descriptors as human, piloted, and crewed for the former, and unpiloted and uncrewed for the latter.

Examples of manned in a Sentence

a manned mission to the moon
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.
Beyond the cybersecurity advantage, the Celeste team argues that larger, lightweight drones can integrate more readily with manned aviation. Chris Young, Interesting Engineering, 14 May 2026 The team also used drones for critical back lighting to get full 360 coverage, although the drones only had a 12-minute runtime, so this required careful coordination with the performers and manned camera crew. ArsTechnica, 13 May 2026 With Witt a year older, Volpe handled second, while CJ Abrams — another future big league shortstop — manned center. Gary Phillips, New York Daily News, 13 May 2026 By comparison, a manned destroyer costs $700,000 a day. Arkansas Online, 26 Apr. 2026 See All Example Sentences for manned

Word History

First Known Use

1583, in the meaning defined above

Time Traveler
The first known use of manned was in 1583

Browse Nearby Words

Cite this Entry

“Manned.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/manned. Accessed 20 May. 2026.

Kids Definition

manned

adjective
: carrying or performed by a person
manned spaceflight

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