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Definition of bullfrog

bullfrog

/ˈbʊl.frɔːɡ/
bull · frog
Plural:bullfrogs
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bullfrog Lexical Profile

bullfrog Game Scores & Validity

• noun

1

American A large, heavy-built North American frog (Lithobates catesbeianus) known for its deep, resonant, bellowing call that sounds somewhat like a bull.

Example

"We could hear the deep croak of a bullfrog echoing across the murky pond just as the sun began to set."

Synonyms
View all synonyms for bullfrog

• Nearby Words

bullet
bulletin
bullfinch
bullfrog
bullhead
bulloo
bullseye

Word Origin & Etymology

Early 18th century (American English); formed by combining 'bull' (alluding to the frog's large size and deep, resonant call) and 'frog'.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Bullfrog. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/bullfrog
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