pocketknife

noun

pock·​et·​knife ˈpä-kət-ˌnīf How to pronounce pocketknife (audio)
Synonyms of pocketknifenext
: a knife that has one or more blades that fold into the handle and that can be carried in the pocket

Examples of pocketknife 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.
For carry-on bags, avoid bringing full-size shampoo or other liquids, large gels or aerosols and items like pocketknives in carry-on bags. ABC News, 14 Feb. 2026 For carry-on bags, avoid bringing full-size shampoo or other liquids, large gels or aerosols and items like pocketknives. Rio Yamat, Los Angeles Times, 14 Feb. 2026 Police said Gregory then pulled out a pocketknife, threatened to stab the juvenile and began stealing a PlayStation console and controllers. Garrett Behanna, CBS News, 18 Jan. 2026 Box cutters, pocketknives, Swiss Army knives, and utility knives can cause a hold-up at security checkpoints, and you won’t be allowed to take them on the plane in your carry-on. Karen Brewer Grossman, Southern Living, 12 Jan. 2026 See All Example Sentences for pocketknife

Word History

First Known Use

1676, in the meaning defined above

Time Traveler
The first known use of pocketknife was in 1676

Browse Nearby Words

Cite this Entry

“Pocketknife.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pocketknife. Accessed 16 Feb. 2026.

Kids Definition

pocketknife

noun
pock·​et·​knife ˈpäk-ət-ˌnīf How to pronounce pocketknife (audio)
: a knife that has one or more blades that fold into the handle and that can be carried in the pocket

More from Merriam-Webster on pocketknife

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster