bullfrog
noun
bull·frog
ˈbu̇l-ˌfrȯg 
also ˈbəl-,
-ˌfräg
plural bullfrogs
: a heavy-bodied deep-voiced frog (Lithobates catesbeianus synonym Rana catesbeiana) of the eastern U.S. and southern Canada that has been introduced elsewhere
Examples of bullfrog in a Sentence
Recent Examples on the Web
Plumier told IndyStar that bullfrogs and green frogs are so plentiful and quick to breed that frog hunting hasn’t proven harmful to their populations in Indiana.
—
Sophie Hartley, IndyStar, 9 Sep. 2025
Streams were dammed, diseases struck and the American bullfrog, a fearsome predator and the largest native frog east of the Rocky Mountains, was introduced.
—Nathan Rott, NPR, 19 July 2025
State Frog: The American bullfrog, adopted in 2010.
—Hailey Roden, The Enquirer, 2 July 2025
The bullfrogs were introduced to Yosemite National Park in the 1950s and quickly spread throughout the park, researchers said.
—Don Sweeney, Sacbee.com, 11 June 2025
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Sophie Hartley, IndyStar, 9 Sep. 2025
Streams were dammed, diseases struck and the American bullfrog, a fearsome predator and the largest native frog east of the Rocky Mountains, was introduced.
—Nathan Rott, NPR, 19 July 2025
State Frog: The American bullfrog, adopted in 2010.
—Hailey Roden, The Enquirer, 2 July 2025
The bullfrogs were introduced to Yosemite National Park in the 1950s and quickly spread throughout the park, researchers said.
—Don Sweeney, Sacbee.com, 11 June 2025
See All Example Sentences for bullfrog
Cite this Entry
“Bullfrog.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bullfrog. Accessed 31 Oct. 2025.
Copy CitationKids Definition
bullfrog
noun
bull·frog
-ˌfrȯg
-ˌfräg
: a large heavy frog that makes a booming or bellowing sound
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