have a downer on (one)
To dislike one. Primarily heard in UK, Australia. If the boss has a downer on you, I doubt you'll get a good performance review. A: "No matter who I date, my parents always have a down on them, it seems." B: "Well, no one will ever be good enough for their little girl." I don't know why you have a downer on Robert—he's such a nice guy to everyone!
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