Usually means: Obvious choice requiring little thought.
Definitions Related words Mentions
We found 29 dictionaries that define the word no brainer:

General (21 matching dictionaries)
  1. no brainer: Longman Dictionary of Contemporary English
  2. no-brainer: Merriam-Webster
  3. no-brainer: Oxford Learner's Dictionaries
  4. no-brainer: American Heritage Dictionary of the English Language
  5. no-brainer, no-brainer: Collins English Dictionary
  6. no-brainer: Vocabulary.com
  7. No-Brainer, No-brainer, no-brainer: Wordnik
  8. no-brainer: Cambridge Advanced Learner's Dictionary
  9. no-brainer, no brainer: Wiktionary
  10. no-brainer: Webster's New World College Dictionary, 4th Ed.
  11. no-brainer: Infoplease Dictionary
  12. no-brainer, no brainer: Dictionary.com
  13. no-brainer: Cambridge Essential American English Dictionary
  14. No Brainer (song), The No-Brainer: Wikipedia, the Free Encyclopedia
  15. no-brainer: Rhymezone
  16. no-brainer: Stammtisch Beau Fleuve Acronyms
  17. no-brainer: FreeDictionary.org
  18. no-brainer: Mnemonic Dictionary
  19. no-brainer: TheFreeDictionary.com

Business (3 matching dictionaries)
  1. MoneyGlossary.com (No longer online)
  2. No-Brainer: Financial dictionary
  3. BusinessDictionary.com (No longer online)

Miscellaneous (1 matching dictionary)
  1. AbbreviationZ (No longer online)

Slang (2 matching dictionaries)
  1. American-Australian Slang Dictionary (No longer online)
  2. no-brainer, no brainer: Urban Dictionary

Sports (2 matching dictionaries)
  1. No-Brainer: Backgammon
  2. No Brainer: Croquet

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Definitions from Wiktionary (No brainer)

▸ noun:  Alternative spelling of no-brainer [(informal) An easy or obvious conclusion, decision, solution, task, etc.; something requiring little or no thought.]

Similar:
nobrainer, no no, no wonder, nono, noobie, nogoer, tossup, brain-storm, brain storm, mind boggler, more...

Opposite:
difficult, hard, challenging, tough

Adjectives:
a priori, self-explanatory, apparent, frank, evident, obvious, of course, obvi, trivial, patent, manifest

▸ Words similar to no brainer

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Similar:
nobrainer, no no, no wonder, nono, noobie, nogoer, tossup, brain-storm, brain storm, mind boggler, more...

Opposite:
difficult, hard, challenging, tough

Adjectives:
a priori, self-explanatory, apparent, frank, evident, obvious, of course, obvi, trivial, patent, manifest



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