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Thai

American  
[tahy] / taɪ /

adjective

  1. Formerly Siamese.  of or relating to Thailand, its people, or their language.


noun

Thais, plural Thai plural
  1. Also called Thailander.  a native or or inhabitant of Thailand, or a person of Thai descent.

  2. the language of Thailand, a member of the Tai group of languages.

Thai British  
/ taɪ /

adjective

  1. of, relating to, or characteristic of Thailand, its people, or their language

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a native or inhabitant of Thailand

  2. the language of Thailand, sometimes classified as belonging to the Sino-Tibetan family

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of Thai

First recorded in 1800–10; from Thai; literally, “free,” a self-designation

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Thotsakan's lead singer Tik Chaichana managed to escape unscathed only because he went to the washroom moments before the fire broke out, Thai media reported.

From BBC Jul. 13, 2026

“From what I saw, there were areas that were effectively dead ends,” said Thai Prime Minister Anutin Charnvirakul, who visited the site in the early hours of Monday morning.

From The Wall Street Journal Jul. 13, 2026

A number of people are still missing, Thai outlet Thairath reported, external.

From BBC Jul. 12, 2026

Thai national police said in a social media post at around 2:00 am Monday that the fire had been "brought under control".

From Barron's Jul. 12, 2026

“We just want to talk. Thai noodles for a chance to talk, okay?” v The harpy streaked down in a flash of red and landed on the elephant statue.

From "The Son of Neptune" by Rick Riordan

It’ll benefit indirectly from Thailand’s ‘Thais Help Thais Plus’ scheme in 2Q via factors including subsidy registration and higher data consumption, the analysts say.

From The Wall Street Journal Jul. 8, 2026

Cambodia deported more than 600 Thais allegedly involved in online scams on Thursday, the information minister said, part of a crackdown against the multibillion-dollar illicit industry that has ballooned in the country in recent years.

From Barron's Apr. 30, 2026

The Cambodian government has protested against the Thai occupation of its territory, but the Thais argue that under their ceasefire both sides have agreed to keep their forces where they were when the fighting stopped.

From BBC Apr. 6, 2026

"The Thais reset us to zero. We don't have any more hope," she told AFP this week.

From Barron's Feb. 7, 2026

The historical southward expansions of Burmese, Laotians, and Thais from South China completed the Sinification of tropical Southeast Asia.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

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