- any of various large frogs, such as Rana catesbeiana (American bullfrog), having a loud deep croak
WordReference Random House Learner's Dictionary of American English © 2020
bull•frog /ˈbʊlˌfrɑg, -ˌfrɔg/USA pronunciation n. [countable]WordReference Random House Unabridged Dictionary of American English © 2020
- Reptilesa large North American frog having a deep voice:the constant croaking of the bullfrogs.
bull•frog (bŏŏl′frog′, -frôg′),USA pronunciation n.
- Reptilesa large frog, esp. the North American Rana catesbeiana, having a deep voice.
- 1690–1700, American; bull1 + frog1; so called from its size and voice
Collins Concise English Dictionary © HarperCollins Publishers::
bullfrog /ˈbʊlˌfrɒɡ/ n
'bullfrog' also found in these entries (note: many are not synonyms or translations):