- anything uncommonly large of its kind
- a big lie
WordReference Random House Learner's Dictionary of American English © 2026
whop•per /ˈhwɑpɚ, ˈwɑp-/USA pronunciation
n. [countable][Informal.]
WordReference Random House Unabridged Dictionary of American English © 2026- Informal Termssomething uncommonly large:That fish was a whopper.
- Informal Termsa big lie:told whoppers from time to time.
whop•per
(hwop′ər, wop′-),USA pronunciation n. [Informal.]
- Informal Termssomething uncommonly large of its kind.
- Informal Termsa big lie.
- whop + -er1 1775–85
Collins Concise English Dictionary © HarperCollins Publishers::
whopper /ˈwɒpə/ n informal
'whopper' also found in these entries (note: many are not synonyms or translations):