one of the Hawaiian Islands, northwest of Oahu: 552 sq mi (1,430 sq km); pop. 58,000
Origin:
< Haw, prob. desert
See Kauai in American Heritage Dictionary 4
An island of Hawaii northwest of Oahu. It was an independent royal domain when visited by Capt. James Cook in 1778 and became part of the kingdom of Hawaii in 1810.