indefinite call signs

A form of indefinite call sign — A call sign which does not represent a specific facility, command, authority, activity, or unit, but which may represent any one or any group of these.

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Meanings

noun
  1. pluralplural of indefinite call sign
Cite this entry
APA

indefinite call signs. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/indefinite%20call%20signs

MLA

“indefinite call signs.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/indefinite%20call%20signs. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “indefinite call signs,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/indefinite%20call%20signs.

Source: indefinite call signs on Wiktionary, CC BY-SA 4.0.