would kill one
idiom
—used in negative or in question to say that someone should do something
It wouldn't kill him to call me once in a while.
Would it kill you to help me clean up the kitchen?
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“Would kill one.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/would%20kill%20one. Accessed 1 Dec. 2025.
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