Smoke Signal Definition
noun
A signal, consisting of a column of smoke, that is visible across great distances.
Webster's New World
(often pluralized) A method of long-distance communication sometimes used in ancient and undeveloped societies, consisting of messages conveyed by means of columns or intermittent puffs of smoke.
Wiktionary
(idiomatic, often pluralized) An indirect message or indication, especially concerning a future event.
Wiktionary
A type of flare or combustion device sometimes used as a distress signal.
Wiktionary
Other Word Forms of Smoke Signal
Noun
Singular:
smoke signal
Plural:
smoke-signals
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