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.

---

largemouth bass British  

/ ˈlɑːdʒˌmaʊθ ˈbæs /

noun

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

---

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

See Examples For:

largemouth bass

Fish species affected included largemouth bass, black crappie, bluegill, channel catfish, flathead catfish, and stocked species such as brown trout and rainbow trout.

From Science Daily ● Jun. 18, 2026

There is also a free minigolf course on the main lawn, where children can putt from the mouth of a largemouth bass.

From The Wall Street Journal ● May 11, 2026

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

It was the largemouth bass staring up at him from his sink that first sparked Flynn’s imagination.

From Seattle Times ● May 11, 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