English version

knock the bottom out of something

From Longman Dictionary of Contemporary Englishknock the bottom out of somethingknock the bottom out of somethinginformalCHEAPREDUCE to make something such as a market or industry fail suddenly A sudden drop in supplies of certain chemicals could knock the bottom out of the engineering industry. knock
Examples from the Corpus
knock the bottom out of somethingA recession would knock the bottom out of corporate profits.
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