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Definition of Tic-tac
1. Noun. (British) a system of sign language used by bookmakers at racecourses to communicate odds and bets; an associated group of words for each sign ¹
¹ Source: wiktionary.com
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1. Noun. (British) a system of sign language used by bookmakers at racecourses to communicate odds and bets; an associated group of words for each sign ¹
¹ Source: wiktionary.com