definitions

a must

A necessity; a requirement. For example, The Louvre is a must for visitors to Paris, or This book is a must for serious students of English. [Late 1800s]

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RELATED WORDS

obligatory, restraint, pressure, motive, necessity, driving, spring, violence, goad, repression, coercion, suppression, hang-up, compulsion, spur, duress, monkey, impulsion, conventional, correct

Nearby words

a man's home is his castle, a man's reach should exceed his grasp, a mensa et thoro, a midsummer night's dream, a miss is as good as a mile, a must, a new broom sweeps clean, a number of, a one, a penny saved is a penny earned, a picture is worth a thousand words
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.