bull·​frog | \ ˈbu̇l-ˌfrȯg also ˈbəl- How to pronounce bullfrog (audio) , -ˌfräg\

Definition of bullfrog

: a heavy-bodied deep-voiced frog (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

Even more surprising, however, was the fact that both chicks were eaten by the same bullfrog, according to a Facebook post by Tall Timbers Research Station & Land Conservancy. Mark Price, charlotteobserver, "Radio tagged birds tracked to last place you'd imagine - another animal's stomach," 2 July 2018 Since the 1960s, the species has been decimated by fires, mudslides, pesticides, fungal infections, loss of habitat and the appetites of nonnative trout, bullfrogs and crayfish. Louis Sahagun, latimes.com, "Born in a zoo, released into the San Gabriels, a rare Los Angeles frog bounces back," 27 June 2018 Jim Tonelli said, bullfrogs croaking in a pond on his property. Lee Bergquist, Milwaukee Journal Sentinel, "Emerald ash borer continues to decimate trees 10 years after it was discovered in Wisconsin," 25 June 2018 An article on Tuesday about a spate of Guinea worm infections in dogs described incorrectly the size of Hoplobatrachus occipitalis, the bullfrogs occasionally consumed by villagers in Chad. New York Times, "Corrections: June 20, 2018," 19 June 2018 To sustain their amphibious girth, American bullfrogs eat many native species, including other frogs and turtles. Kale Williams, OregonLive.com, "Meet the 11 invasive species wreaking havoc on Oregon's environment," 30 May 2018 At this splash pad, kids can run through loops, cannons, spraying bullfrog and monkey. azcentral, "45 Phoenix area splash pads, parks and water features," 14 June 2018 While native species, like the red-legged frog, lay about 5,000 eggs each season, the American bullfrog can lay up to 20,000. Kale Williams, OregonLive.com, "Meet the 11 invasive species wreaking havoc on Oregon's environment," 30 May 2018 The group learned about tree frogs, mole salamanders, African bullfrogs, and more during the session. Michael Walsh, Courant Community, "Children's Museum Campers Get Close With Nature," 23 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bullfrog.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of bullfrog

1698, in the meaning defined above

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Dictionary Entries near bullfrog





bull gang

bull gear


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Time Traveler for bullfrog

The first known use of bullfrog was in 1698

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More Definitions for bullfrog



English Language Learners Definition of bullfrog

: a large frog that makes a loud, deep sound


bull·​frog | \ ˈbu̇l-ˌfrȯg How to pronounce bullfrog (audio) , -ˌfräg\

Kids Definition of bullfrog

: a large heavy frog that makes a booming or bellowing sound

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More from Merriam-Webster on bullfrog

Rhyming Dictionary: Words that rhyme with bullfrog

Spanish Central: Translation of bullfrog

Nglish: Translation of bullfrog for Spanish Speakers

Britannica.com: Encyclopedia article about bullfrog

Comments on bullfrog

What made you want to look up bullfrog? Please tell us where you read or heard it (including the quote, if possible).


a strong desire or propensity

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