Definition of "tiddlywink"

(dialectal, slang) An unlicensed beerhouse or pawnshop.

(Cockney rhyming slang) An alcoholic drink.

(games) A game played using dominoes.  examples

(tiddlywinks) A small disc used in the game of tiddlywinks; (by extension) a similar disc or counter used in other games.  examples

Especially of something disc-shaped: to flip over like a disc used in the game of tiddlywinks.  examples

To play tiddlywinks.  examples