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  1. MUST Definition & Meaning - Merriam-Webster

    4 days ago · The meaning of MUST is be commanded or requested to. How to use must in a sentence.

  2. Login

    MUST is committed to workplace safety and welcomes your feedback. Please contact the MUST Help Desk at 248-352-9810 Mon-Fri 7:30am-4:00pm ET or email info@mustonline.org.

  3. MUST | English meaning - Cambridge Dictionary

    Jul 8, 2015 · We usually use must to talk about obligations which come from the speaker and we generally use have (got) to when we refer to obligations that come from outside the speaker. …

  4. MUST Definition & Meaning | Dictionary.com

    MUST definition: to be obliged or bound to by an imperative requirement. See examples of must used in a sentence.

  5. Must And Mustn't Grammar Rules: A Complete Guide To Using "Must" …

    Oct 13, 2025 · The answer is straightforward: "must" is used to express obligation, necessity, or strong recommendation, while "mustn't" indicates prohibition or something that is not allowed. Using them …

  6. Must - definition of must by The Free Dictionary

    To be obliged or required by morality, law, or custom: Citizens must register in order to vote. 2. To be compelled, as by a physical necessity or requirement: Plants must have oxygen in order to live. 3. …

  7. MUST | definition in the Cambridge English Dictionary

    We usually use must to talk about obligations which come from the speaker and we generally use have (got) to when we refer to obligations that come from outside the speaker. …

  8. MUST SAFETY

    The MUST label ensures that the highest standards are met through the continuous improvement of safety, quality and value on construction sites while completing jobs on time and on budget.

  9. Mastering ‘Must’: A Comprehensive Guide to English Usage

    Jan 6, 2026 · Understanding the modal verb ‘must’ is crucial for expressing obligation, necessity, and strong deductions in English. This article offers a thorough exploration of ‘must,’ covering its various …

  10. MUST definition and meaning | Collins English Dictionary

    Must is a modal verb. It is followed by the base form of a verb. You use must to indicate that you think it is very important or necessary for something to happen. You use must not or mustn't to indicate that …