1
: a male child : son
… it came to her what a glory it would be to be the mother of a man-child like this.—Jack London
2
: a man who has the qualities of a child : a childlike man
… a largely likable tale about a 38-year-old man-child trying finally to grow up.—Manohla Dargis

Examples of man-child 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.
Her ex-husband, Logan (Owen McDonnell), is a narcissistic man-child, so there’s no help coming from him, nor her elderly parents (one of whom has lost two toes to diabetes). — Ben Travers, IndieWire, 18 Sep. 2026 Yet, walking proved too difficult for this unprepared man-child and that plan was easily abandoned, not the first commitment this author can’t stick with. — The Know, Denver Post, 13 Sep. 2026 Or Mark Loring in 2007’s Juno, the prospective adoptive dad revealed to be a boundary-crossing man-child. — Scott Roxborough, HollywoodReporter, 17 Aug. 2026 Julio, the bratty, charming man-child, is the lecturer. — Adam Moss, Vulture, 17 Apr. 2026 See All Example Sentences for man-child

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of man-child was in the 14th century

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Cite this Entry

“Man-child.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/man-child. Accessed 17 Oct. 2026.

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