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"sign" is also used as a crossword clue. If that's what you saw, the answer is often indication (10 letters).
Definitions
used of the language of the deaf
Word origin
From Middle English signe, sygne, syng, seine, sine, syne, from Old English seġn (“sign; mark; token”) and Old French signe, seing (“sign; mark; signature”); both from Latin signum (“a mark; sign; token”); root uncertain. Doublet of signum and signal. Partially displaced native token.
Used in a sentence
“Their angry expressions were a clear sign they didn't want to talk.”
“Those clouds show signs of raining soon.”
“Those clouds show little sign of raining soon.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer8 curated clues
01“Autograph”4 letters
02“Marker by a road”4 letters
03“Notice by a road”4 letters
04“Posted notice”4 letters
05“Road marker”4 letters
06“Roadside notice”4 letters
07“Street marker”4 letters
08“Notice or symbol”4 letters
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