Initialism of Territorial Army.

(countable) Initialism of transportation authority. / (countable) Initialism of teaching assistant. / (countable) Initialism of travel agent. / (countable) Initialism of target audience.

(intransitive) To act as a teaching assistant.

(microbiology) Initialism of toxin-antitoxin.

Alternative form of ta ta

(slang, usually in the plural) A woman's breast.

(chiefly UK, Australia, New Zealand, South Africa, India, informal, colloquial) Goodbye.

plural of ta-ta

(colloquial, chiefly Britain, Ireland, Australia and New Zealand) Thanks. / (Canada, childish) give (imperative)

Pronunciation spelling of to, representing the standard unstressed pronunciation before consonants.