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1. you're a peach
What you say someone, either sarcastically or sincerely, to say "thanks," or "you're very kind."
Emma: "Here, I got you a soda too."
Mike: "Thanks. You're a peach."

or

Jordan: "OK, I'll stop calling you butt-face in front of your boyfriend."
Maia: "Thanks, Jordan. You're a real peach."
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