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lao is a noun and adjective meaning "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". It carries 3 recorded senses.
the Tai language of a Buddhist people living in the area of the Mekong River in Thailand and Laos
of or relating to a member of the Buddhist people inhabiting the Mekong river in Laos and Thailand
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for lao come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.