dig one's own grave
idiom
: to behave in a way that will cause one to lose or fail
The coach dug his own grave when he publicly insulted the team's owner.
Cite this Entry
“Dig one's own grave.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dig%20one%27s%20own%20grave. Accessed 27 Feb. 2025.
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