Blue Mountains

American  

plural noun

1. a range of low mountains in NE Oregon and SE Washington.

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Blue Mountains British  

plural noun

1. a mountain range in the US, in NE Oregon and SE Washington. Highest peak: Rock Creek Butte, 2773 m (9097 ft)

2. a mountain range in the Caribbean, in E Jamaica: Blue Mountain coffee is grown on its slopes. Highest peak: Blue Mountain Peak, 2256 m (7402 ft)

3. a plateau in SE Australia, in E New South Wales: part of the Great Dividing Range. Highest part: about 1134 m (3871 ft)

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Example Sentences

Another "PFAS hotspot" was found by water authority testing in the state's Blue Mountains world heritage area, close to an air force base, in 2024.

From Barron's • May 28, 2026

Low-lying parishes such as Clarendon and St Catherine are at risk of flash flooding not only from rainfall but also from torrents rushing down from the Blue Mountains.

From BBC • Oct. 28, 2025

The Locati family has been farming along the foothills of the Blue Mountains since 1905.

From Seattle Times • Jul. 7, 2023

Another long, bumpy drive took us from the Blue Mountains down to Treasure Beach, a village in the southwest parish of St. Elizabeth.

From New York Times • Mar. 9, 2023

Wentworth and others had in 1813 pushed across the Blue Mountains, and the occupation of the interior began.

From Our First Half-Century: A Review of Queensland Progress Based Upon Official Information by Queensland