cost (someone) dearly/dear
phrase
: to cause (someone) to lose something or to suffer a lot
Changing your mind now could cost you dearly.
Cite this Entry
“Cost (someone) dearly/dear.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cost%20%28someone%29%20dearly%2Fdear. Accessed 12 Mar. 2026.
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Merriam-Webster unabridged
