knock the props out from under (someone/something)

- destroy someone's confidence,
- destroy someone's emotional/financial/moral base

Adam will knock the props out from under Susan if he criticizes too much about her work
by cdawg543 February 24, 2008
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It’s basically like get out the closet but for lesbian people
Come out from under the land
by Come out from under the land September 24, 2023
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