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have a good one

idiom

US, informal
—used to say one hopes the person spoken to will have an enjoyable day

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have a good mind
have a good one
have a hand in
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“Have a good one.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/have%20a%20good%20one. Accessed 1 Dec. 2025.

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