a state of the northwestern US: consists chiefly of ranges of the Rocky Mountains, with the Snake River basin in the south; important for agriculture (Idaho potatoes), livestock, and silver-mining. Capital: Boise. Pop: 1 366 332 (2003 est). Area: 216 413 sq km (83 557 sq miles)
Abbreviation: Id., Ida. or (with zip code) ID
Idaho in American English1
(ˈaɪdəˌhoʊ)
noun
a type of large, oblong white potato with a high starch content, grown chiefly in Idaho and used mainly for baking
: in full Idaho potato
Idaho in American English2
(ˈaɪdəˌhoʊ)
Mountain State of the NW U.S.: admitted, 1890; 82,747 sq mi (214,314 sq km); pop. 1,294,000; cap. Boise