Abbreviation of Total Access Communication System.

(US, military) Acronym of tactical air command.

Abbreviation of Tacoma.

(Tyneside, slang) The drug cannabis.

(fencing) The parry which is connected with a riposte. / (fencing) A rapid series of attacks and parries in which neither fencer gains a point.

plural of Tit Tac

(Britain) a system of sign language used by bookmakers at racecourses to communicate odds and bets; an associated group of words for each sign

(colloquial) fussy, petty

(Internet slang, humorous, usually in the plural) An estrogen pill taken as part of hormone replacement therapy.

(games) A game in which two players take turns placing circles and crosses on a 3x3 grid and attempt to obtain three of the same symbols in a straight line.