Applied to various kinds of fish characterized by a large mouth.(adjective)
A creature of this kind.(noun)
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Use "largemouth" in a sentence
"In an experiment spanning over 20 years, researchers at the University of Illinois have found that vulnerability to being caught by anglers is a heritable trait in largemouth bass."
"In the Northeast, a "trophy" largemouth, is usually a bass that is over five pounds."
"The largest was a northern-strain largemouth that weighed an incredible 14.41 pounds."