flatten out
To make flat (something rough, folded or bumpy).
Definitions
#2·Apr 27, 2026
(slang) To win a fight, usually by punching someone until they are knocked over.
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#3·Apr 27, 2026
(idiomatic, of a hierarchy or inequal distribution) To become more even.
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Show 1 more dictionary-style sense (imported)
#1·Apr 27, 2026
To make flat (something rough, folded or bumpy).
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Other words near "flatten out" (F)
flat passerflat rateflat stickflat storeflat strapflattardflattieflattiesflattingflat tireflat tire ruleflattop
Browse all slang words starting with F.