Must
Definition, Meaning & Examples
Pronunciation /məst/ · Part of speech verb
Quick meaning: Must is a verb meaning To do with certainty; indicates that the speaker is certain that the subject will have executed the predicate.
Meaning
To do with certainty; indicates that the speaker is certain that the subject will have executed the predicate.
More Meanings
- Used to indicate that something is very likely, probable, or certain to be true.
- Something that is mandatory, required or recommended.
- The property of being stale or musty.
- Something that exhibits the property of being stale or musty.
- Fruit juice that will ferment or has fermented, usually from grapes.
- (transitive) To make musty.
- To do as a requirement; indicates that the sentence subject is required as an imperative or directive to execute the sentence predicate, with failure to do so resulting in a failure or negative consequence.
Example Sentences
You must arrive in class on time.
This door handle must be rotated fully.
If it has rained all day, it must be very wet outside.
The physician said that I must / had to / would have to stop smoking.
Word Forms
- musts
- musting
- musted
Synonyms for must
Depending on context, synonyms include imperative, necessity, need, have, ought, should.
Antonyms for must
Common opposites include no-no.
Related Words
Related dictionary entries include essential, ought, need, should, have, requirement.
Related Dictionary Tools
Practice “must” in a Crossword
Recall this definition from a clue, use crossing letters, and review the word again when you solve it.
Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.