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English definition of “must-”


prefix     /mʌst-/ informal
a must-do, must-have, must-see, etc. something that is so good, you must do it, have it, or see it: The cashmere scarf is this season's must-have . It's a moderately entertaining film but it's certainly not a must-see.Causing pleasure
(Definition of must- prefix from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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