plural jack-in-the-boxes or jacks-in-the-box
: a toy consisting of a small box out of which a figure (as of a clown's head) springs when the lid is raised

Examples of jack-in-the-box in a Sentence

Recent Examples on the Web
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Tyler and Jack Fletcher, the two sons of former Manchester United midfielder Darren Fletcher, were cast to play jack-in-the-box roles in an advert fronted by Scott McTominay. Jordan Campbell, New York Times, 4 June 2026 But then, like some demented jack-in-the-box, the terrier popped up and charged again. Peter Hessler, New Yorker, 31 May 2026 The Nuggets’ jack-in-the-box lost his spring because of his hamstring. Troy Renck, Denver Post, 5 Mar. 2026 Intercoms were also shaped like jack-in-the-box toys, with menus displayed on a plexiglass box topped by a clown’s head. Fielding Buck, Oc Register, 16 Feb. 2026 Since switching to this cable organizer from Travelkin, the days of opening a jack-in-the-box of cords and charging blocks are officially over. Carin Ryan, Travel + Leisure, 11 Feb. 2026 If overpacking is your weakness, then the genius compression technology from Airback can help avoid straining seams and jack-in-the-box unpacking moments. Joanna Carrigan, Condé Nast Traveler, 23 Sep. 2025 This week’s episode picks up with June and Moira popping out of Joseph Lawrence’s car trunk like a couple of jacks-in-the-box. Amanda Whiting, Vulture, 29 Apr. 2025 To rival the Sandworm and Wolverine popcorn buckets, there’s a Beetlejuice jack-in-the-box popcorn bucket at Cinemark. Anthony D'alessandro, Deadline, 6 Sep. 2024

Word History

First Known Use

1659, in the meaning defined above

Time Traveler
The first known use of jack-in-the-box was in 1659

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Cite this Entry

“Jack-in-the-box.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/jack-in-the-box. Accessed 19 Jun. 2026.

Kids Definition

jack-in-the-box

noun
ˈjak-ən-t͟hə-ˌbäks
plural jack-in-the-boxes or jacks-in-the-box
: a small box out of which a figure (as of a clown's head) springs when the lid is raised

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