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
Clearing ponds of American bullfrogs, which will feed on anything that fits into their mouths, helped other species stage a comeback, new research found.
—
Brittney Melton, NPR, 11 June 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
There are creatures that can see in infrared (snakes, mosquitoes, bullfrogs) or ultraviolet (bees, birds), and goldfish can perceive both.
—Jennifer Ouellette, ArsTechnica, 22 May 2025
Take the African bullfrog, females of which lay their eggs in small, seasonal pools that eventually disappear.
—Cody Cottier, Discover Magazine, 28 Jan. 2025
See All Example Sentences for bullfrog
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Brittney Melton, NPR, 11 June 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
There are creatures that can see in infrared (snakes, mosquitoes, bullfrogs) or ultraviolet (bees, birds), and goldfish can perceive both.
—Jennifer Ouellette, ArsTechnica, 22 May 2025
Take the African bullfrog, females of which lay their eggs in small, seasonal pools that eventually disappear.
—Cody Cottier, Discover Magazine, 28 Jan. 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 3 Jul. 2025.
Copy CitationKids Definition
bullfrog
noun
bull·frog
-ˌfrȯg
-ˌfräg
: a large heavy frog that makes a booming or bellowing sound
Love words? Need even more definitions?
Merriam-Webster unabridged
Share