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

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. …

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. …

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 …

(used to express that logically there is a need for the action or state of the next verb to be true): There must be some mistake (= there cannot be any other explanation possible). She must have had a …

The word 'must' is a modal verb used to express necessity or obligation. It indicates that something is required or essential, often reflecting strong certainty or a sense of duty.

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

Jan 1, 2026 · Have to is a more informal while Must is mostly used in written orders or instructions. Also, Must expresses obligation imposed by the speaker while Have to expresses external obligation.

must meaning, definition, what is must: to have to do something because it is ne...: Learn more.

MUST meaning: 1 : used to say that something is required or necessary; 2 : used to say that something is required by a rule or law