call sign

Noun

call sign (plural call signs)

1. A combination of letters and numbers used to identify a radio or television station.

   Synonyms:

   call letters

2. Any combination of characters or pronounceable words, which identifies a communication facility, a command, an authority, an activity, or a unit; used primarily for establishing and maintaining communications.
   • Charlie: I'm Charlotte Blackwood.
     Maverick: I'm Maverick.
     Charlie: Did your mother not like you?
     Maverick: No, it's my call sign.1986, Jim Cash, Jack Epps Jr., Top Gun (motion picture)
   • Four drone operators, led by Shved, whose call sign means “the Swede” on account of his blond hair, […]2023 June 17, Dan Sabbagh, “‘It’s 21st-century warfare’: on Ukraine’s counteroffensive frontline”, in Katharine Viner, editor, The Guardian, London: Guardian News & Media, →ISSN, →OCLC

   Synonyms:

   CS