Origin: 1835–45; plural of tiddlywink (tiddly tiny + dial. wink, variant of winch), referring to the counter used to snap the pieces into place; see -s3
(functioning as singular) a game in which players try to flick discs of plastic into a cup by pressing them sharply on the side with other larger discs
[C19: probably from tiddly1 + dialect wink, variant of winch1]
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
children's tile-flipping game, 1857, probably an arbitrary formation from baby talk, but perhaps from slang tiddly-wink "unlicensed drink shop" (1844), from slang tiddly "a drink, drunk."