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

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.
Kilmer starred as Lieutenant Tom Kazansky, whose call sign was Iceman, in the classic Tom Cruise film. Brendan Morrow, USA Today, 2 Apr. 2025 The eyes in the sky gazed down on a copse of spindly trees in western Russia, hooking onto where North Korean forces were coalescing, a Ukrainian special operations forces commander, who is being identified only by his call sign, Green, told Newsweek. Thomas G. Moukawsher, Newsweek, 23 Mar. 2025 Blade is the call sign of the Ukrainian drone pilot. Tim Mak, Bon Appétit, 6 Mar. 2025 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 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

Browse Nearby Words

Cite this Entry

“Call sign.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/call%20sign. Accessed 15 Apr. 2025.

Last Updated: - Updated example sentences
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