call sign

noun

: the combination of identifying letters, letters and numbers, or words assigned to an operator, office, activity, vehicle, or station for use in communication (as in the address of a message sent by radio)

Examples of call sign in a Sentence

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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.
Another bore a photo of a sergeant with the call sign Hedgehog; he was critically wounded in Bakhmut and died in a Kyiv hospital on June 12. — Kim Barker, New York Times, 20 Feb. 2025 The tower had cleared the plane for landing on Runway 33, but just seconds before the crash, an air traffic operator asked the helicopter—with radio call sign PAT 25—if the commercial jet—referred to as the CRJ—was in sight. — Chad De Guzman, TIME, 30 Jan. 2025 Drone footage posted on Sunday on the Telegram channel of a Ukrainian soldier with the call sign Madyar shows dead bodies lined up in the snow. — Raja Krishnamoorthi, Newsweek, 16 Dec. 2024 Better known by his call sign, Juice, Mr. Pilshchykov was a prominent face of the Ukrainian Air Force. — Constant Méheut, New York Times, 14 Feb. 2025 See All Example Sentences for call sign

Word History

First Known Use

1907, in the meaning defined above

Time Traveler
The first known use of call sign was in 1907

Rhymes for call sign

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call sign
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Cite this Entry

“Call sign.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/call%20sign. Accessed 21 Mar. 2025.

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