Guam

American  

[gwahm] / gwɑm /

noun

1. an island, belonging to the United States, in the northern Pacific, east of the Philippines: the largest of the Marianas group; U.S. naval station. 206 sq. mi. (535 sq. km). Agaña. GU (for use with zip code).

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Guam British  

/ ɡwɑːm /

noun

1. an island in the N Pacific, the largest and southernmost of the Marianas: belonged to Spain from the 17th century until 1898, when it was ceded to the US; site of naval and air force bases. Capital: Agana (now officially spelt Hagåtña). Pop: 160 378 (2013 est). Area: 541 sq km (209 sq miles)

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Guam Cultural  

1. A self-governing island territory of the United States, located in the western Pacific Ocean. With important naval and air bases, Guam is an American military bastion in the Pacific.

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Other Word Forms

• Guamanian
  noun

Example Sentences

See Examples For:

Guam

One of them is Grieve, whose B-2 bomber crashed while taking off from Guam in 2008.

From The Wall Street Journal ● Sep. 15, 2026

Some 9,000 Marines are set to leave Japan, with 4,000 slated to move to Guam.

From The Wall Street Journal ● Sep. 11, 2026

People born in the US territories of Puerto Rico, Guam, and the US Virgin Islands, for example, get automatic citizenship, while those born in unincorporated American Samoa are not and are instead considered "non-citizen nationals".

From BBC ● Aug. 7, 2026

The Mariana Islands, Guam and American Samoa all want at least a temporary ban on deep-sea mining in their territorial waters.

From Barron's ● Aug. 6, 2026

“Nearly seven miles deep—the deepest place on earth—and southwest of the island of Guam, which isn’t even on your globe.”

From "Challenger Deep" by Neal Shusterman