unmask

verb

un·​mask ˌən-ˈmask How to pronounce unmask (audio)
unmasked; unmasking; unmasks

transitive verb

1
: to reveal the true nature of : expose
2
: to remove a mask from

intransitive verb

: to remove one's mask

Examples of unmask in a Sentence

He was unmasked as a spy. the killer's identity won't be unmasked until the season's final episode
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.
At the federal level, Sen. Alex Padilla, D-Calif., who was briefly handcuffed last month after confronting Homeland Security Secretary Kristi Noem, has introduced legislation to unmask officers and require visible identification. Lia Russell updated July 17, Sacbee.com, 17 July 2025 Smiley turns a foreign agent, unmasks a mole, bolsters the Circus in the eyes of government ministers. Rav Grewal-Kök june 16, Literary Hub, 16 June 2025 This is a normal occurrence for Green Day show, but when the bunny unmasked to reveal Flavor Flav, the crowd went even wild. Sydney Bucksbaum, EW.com, 1 May 2025 Unlike Season 1, this group of VIPs are not afraid to unmask themselves and reveal their identities. Kayti Burt, Time, 27 June 2025 See All Example Sentences for unmask

Word History

First Known Use

1562, in the meaning defined at intransitive sense

Time Traveler
The first known use of unmask was in 1562

Browse Nearby Words

Cite this Entry

“Unmask.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unmask. Accessed 29 Aug. 2025.

Kids Definition

unmask

verb
un·​mask ˌən-ˈmask How to pronounce unmask (audio)
ˈən-
: to strip of a mask or a disguise : expose
unmask a traitor

More from Merriam-Webster on unmask

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!