Meaning & use
rue the day
To deeply regret a particular day or the decision made on it, usually because of serious consequences.
See it in a sentence
He would rue the day he ever signed that contract.
You'll rue the day you decided to ignore this warning.
A note on using this word
This phrase is somewhat literary or dramatic in tone, often used as a warning rather than in casual speech.
Words with a similar meaning
regret bitterly
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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