(A member of) a group of peoples of southeast Asia which includes the Lao, Shan, and Thai; also spec. = Thai, n. b.
A member of a group of peoples of the Tai family, inhabiting parts of Burma (Myanmar) and adjacent regions of China and Thailand.
A branch of the Thai people (see quot. 1949) in South-East Asia; also, a member of this people.
Australian slang (derogatory and offensive). A Chinese or South-East Asian person.