must

Pronunciation

• (stressed) IPA ^(key): /mʌst/, SAMPA: /mVst/
• (unstressed) IPA ^(key): /məs(t)/, SAMPA: /m@s(t)/

• Audio (US)

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Verb

Simple present must

Simple past none

Negative mustn't

1. (modal) Must is usually used to tell someone they have no choice about doing something because it is important or because of a rule or law.

   She must get her medicine soon or she will die.