Definition of flatten
- flatten paint
Dozens of houses were flattened by the tornado.
The boxer was flattened in the seventh round.
The team got flattened in the first round of the play-offs.
Prices are expected to flatten after the holiday shopping season.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'flatten.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: to make (something) flat or flatter
: to become flat or flatter
: to knock down (something or someone)
What made you want to look up flatten? Please tell us where you read or heard it (including the quote, if possible).
investment of mental or emotional energy
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