largemouth bass

American  

[lahrj-mouth bas] / ˈlɑrdʒˌmaʊθ ˈbæs /

Or large-mouth bass

noun

1. a North American freshwater game fish, Micropterus salmoides, having an upper jaw extending behind the eye and a broad, dark, irregular stripe along each side of the body.

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largemouth bass British  

/ ˈlɑːdʒˌmaʊθ ˈbæs /

noun

1. a common North American freshwater black bass, Micropterus salmoides: a popular game fish

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Etymology

Origin of largemouth bass

An Americanism dating back to 1875–80; large + mouth

Compare meaning

How does largemouth-bass compare to similar and commonly confused words? Explore the most common comparisons:

• smallmouth bass vs. largemouth bass

Example Sentences

Precisely the opposite is true: The bigger threat to the state’s salmon population is the presence of striped and largemouth bass, aggressive fish species that were introduced to California in the late 19th century.

From The Wall Street Journal • Apr. 17, 2026

In Lake Sammamish, it lists largemouth bass and northern pikeminnow and in Lake Meridian, the warning covers smallmouth bass and northern pikeminnow.

From Seattle Times • Dec. 15, 2022

But now the species faces a new threat: non-native largemouth bass — a voracious predator of humpback chub — who thrive in the warmer water that's being released from the diminished reservoir.

From Salon • Oct. 19, 2022

And so it has been, home as it is to largemouth bass, snakeheads, catfish and the occasional striped bass.

From Washington Post • Aug. 8, 2022

There were blue and flat- head catfish, bullheads, four species of sunfish, shiners, dace, stone rollers, largemouth bass, carp, mullet, suckers.

From "Silent Spring" by Rachel Carson