Tic-tac-toe

Alternative forms

The "c" in tic, tac, or both may be replaced with a "ck" or with a "t":

tick-tack-toe; tick-tat-toe; tit-tat-toe, etc.

The phrase, or one of the above variations, may be presented without hyphens:

tic tac toe; tick tat toe; tit tat toe, etc.

Noun

tic-tac-toe

(uncountable)

(games) A game in which two players take turns putting circles and crosses on a 3x3 grid and try to get three of the same symbols in a line

Synonyms

noughts and crosses or naughts and crosses (mostly British)
X's and O's (English - Ireland)
X-e O-zees (Northern Ireland)
Boxin' OXen (Southern Ireland)
Twiddles & Bears (Norway)