The expression TO GET REAL means to start to think in a serious or reasonable way, to stop having foolish ideas, hopes, etc.:
You should get real about what you can do and what you can’t – the sooner the better.
You think you will sell this house for two million dollars? Get real.
They say, dream big and then get real!
You should get real about your chances of winning the competition.
You think he will marry you? Come on, Jenny, get real.
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