Pronunciation: (lou), [key]
—pl. LaosPronunciation: (louz), [key] (esp. collectively) Lao for 1.
1. a member of a people of Laos and northern Thailand.
2. the language of these people, belonging to the Thai group of languages.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.