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English definition of “rush”

rush

noun [C/U]    /rʌʃ/
something moving quickly, or the need for quick action: [C] a rush of cold air [U] There’s no rush, I can wait. "It’s like this," she said in a rush (= quickly). A rush is also a sudden strong emotion or physical feeling: [C] a rush of excitement
(Definition of rush noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
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