- Lao, Laotian - a member of a Buddhist people inhabiting the area of the Mekong River in Laos and Thailand and speaking the Lao language; related to the Thais
--1 is a kind of Asian, Asiatic
--1 is a member of Laos, Lao People's Democratic Republic - Lao - the Tai language of a Buddhist people living in the area of the Mekong River in Thailand and Laos
--2 is a kind of Tai