largemouth bass

or large-mouth bass

[ lahrj-mouth bas ]
/ ˈlɑrdʒˌmaʊθ ˈbæs /

noun

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. Compare smallmouth bass.

Origin of largemouth bass

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

British Dictionary definitions for largemouth bass

largemouth bass
/ (ˈlɑːdʒˌmaʊθ ˈbæs) /

noun

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