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.
Winfrey wore a bright yellow sweater in honor of King's call signs which is sunshine. Anna Kaufman, USA Today, 14 Apr. 2025 President Donald Trump, the rapper Drake, and the director Steven Spielberg have used the LADD program to hide their aircraft registration numbers, call signs, or flight numbers, according to independent researcher Jack Sweeney’s LADD List. William Gavin, Quartz, 28 Mar. 2025 The aircraft involved in the Jan. 29 crash was flying with the call sign PAT25 and had three occupants, according to the Aviation Safety Network, a public database of aviation accidents. Dan Catchpole, USA TODAY, 31 Jan. 2025 Kilmer starred as Lieutenant Tom Kazansky, whose call sign was Iceman, in the classic Tom Cruise film. Brendan Morrow, USA Today, 2 Apr. 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 23 Apr. 2025.

Last Updated: - Updated example sentences
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