Tai definition

(1) Of or relating to Thailand

"The Thai border with Laos"

(2) Of or relating to the languages of the Thai people

"Thai tones"

(3) Of or relating to or characteristic of Thailand or its people

"Siamese kings"

"Different Thai tribes live in the north"

(4) The most widespread and best known of the Kadai family of languages

(5) A native or inhabitant of Thailand