Usually means: Necessary; required by obligation or need.
Definitions Related words Phrases Mentions Lyrics History Colors (New!) Easter eggs (New!)
We found 38 dictionaries that define the word MUST:

General (27 matching dictionaries)
  1. must: Longman Dictionary of Contemporary English
  2. must: Merriam-Webster
  3. must, must, must, must, must-: Oxford Learner's Dictionaries
  4. must, must, must, must, must: American Heritage Dictionary of the English Language
  5. must, must-: Collins English Dictionary
  6. must: Vocabulary.com
  7. Must, must: Wordnik
  8. must, must-: Cambridge Advanced Learner's Dictionary
  9. must: Wiktionary
  10. must: Webster's New World College Dictionary, 4th Ed.
  11. must: The Wordsmyth English Dictionary-Thesaurus
  12. must: Infoplease Dictionary
  13. must: Dictionary.com
  14. must (n1.), must (n2.), must (n3.), must (v.): Online Etymology Dictionary
  15. must: Cambridge Essential American English Dictionary
  16. Must (disambiguation), Must: Wikipedia, the Free Encyclopedia
  17. Must: Online Plain Text English Dictionary
  18. must: Webster's Revised Unabridged, 1913 Edition
  19. must: Rhymezone
  20. must: AllWords.com Multi-Lingual Dictionary
  21. must: Webster's 1828 Dictionary
  22. must: FreeDictionary.org
  23. must: Mnemonic Dictionary
  24. must, must-: TheFreeDictionary.com
  25. must: Wikimedia Commons US English Pronunciations

Art (2 matching dictionaries)
  1. Epicurus.com Wine Glossary (No longer online)
  2. Shakespeare Glossary (No longer online)

Computing (1 matching dictionary)
  1. must: Encyclopedia

Medicine (2 matching dictionaries)
  1. must: Merriam-Webster Medical Dictionary
  2. MUST: Medical dictionary

Miscellaneous (3 matching dictionaries)
  1. MUST: Acronym Finder
  2. AbbreviationZ (No longer online)
  3. must: Idioms

Slang (1 matching dictionary)
  1. must: Urban Dictionary

Tech (2 matching dictionaries)
  1. DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations (No longer online)
  2. Wine Glossary (No longer online)

(Note: See musting as well.)

Definitions from Wiktionary (must)

verb:  (modal auxiliary, defective) 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.
verb:  (modal auxiliary, defective) To do with certainty; indicates that the speaker is certain that the subject will have executed the predicate.
verb:  (modal auxiliary, defective) Used to indicate that something is very likely, probable, or certain to be true.
noun:  Something that is mandatory or required.
noun:  The property of being stale or musty.
noun:  Something that exhibits the property of being stale or musty.
noun:  Fruit juice that will ferment or has fermented, usually from grapes.
verb:  (transitive) To make musty.
verb:  (intransitive) To become musty.
noun:  Alternative form of musth [A time during which male elephants exhibit increased levels of sexual activity and aggressiveness and often secrete leaking temporin from the sides of their heads.]

Similar:

Opposite:

Types:

Phrases:

Adjectives:

Colors:
    mustard,     ochre,     amber,     saffron,     gold, more...



Word origin

Words similar to MUST

Usage examples for MUST

Idioms related to MUST

Wikipedia articles (New!)

Popular adjectives describing MUST

Words that often appear near MUST

Rhymes of MUST

Invented words related to MUST

Similar:

Opposite:

Types:

Phrases:

Adjectives:

Colors:
    mustard,     ochre,     amber,     saffron,     gold, more...



Writing poetry or lyrics? You can find related words that match a given meter.
This feature is permanently available from the "Related words" tab and from the Thesaurus.



List phrases that spell out MUST 




Home   Reverse Dictionary / Thesaurus   Datamuse   Word games   Spruce   Feedback   Dark mode   Random word   Help


Color thesaurus

Use OneLook to find colors for words and words for colors

See an example

Literary notes

Use OneLook to learn how words are used by great writers

See an example

Word games

Try our innovative vocabulary games

Play Now

Read the latest OneLook newsletter issue: Threepeat Redux