Usually means: Keyword for defining functions, Python.
Definitions Related words Phrases Mentions History Easter eggs (New!)
We found 31 dictionaries that define the word def:

General (15 matching dictionaries)
  1. def: Merriam-Webster
  2. def: Oxford Learner's Dictionaries
  3. def, def: American Heritage Dictionary of the English Language
  4. def, def: Collins English Dictionary
  5. Def, def: Wordnik
  6. def: Cambridge Advanced Learner's Dictionary
  7. DEF, Def, def: Wiktionary
  8. def: Webster's New World College Dictionary, 4th Ed.
  9. def: Infoplease Dictionary
  10. def, def: Dictionary.com
  11. def: Online Etymology Dictionary
  12. DEF, Def: Wikipedia, the Free Encyclopedia
  13. DEF: Stammtisch Beau Fleuve Acronyms
  14. def, def: TheFreeDictionary.com
  15. def: Longman Dictionary of Contemporary English

Art (1 matching dictionary)
  1. Glossary of Stamp Collecting Terms (No longer online)

Business (1 matching dictionary)
  1. Glossary of Legal Terms (No longer online)

Computing (3 matching dictionaries)
  1. def: Netlingo
  2. BABEL: Computer Oriented Abbreviations and Acronyms (No longer online)
  3. I T Glossary (No longer online)

Medicine (4 matching dictionaries)
  1. def: Merriam-Webster Medical Dictionary
  2. Dorland's Illustrated Medical Dictionary (No longer online)
  3. online medical dictionary (No longer online)
  4. def, def: Medical dictionary

Miscellaneous (3 matching dictionaries)
  1. DEF: Acronym Finder
  2. DEF: Three Letter Words with definitions
  3. AbbreviationZ (No longer online)

Science (1 matching dictionary)
  1. DEF: Cytokines & Cells Online Pathfinder Encyclopaedia

Slang (3 matching dictionaries)
  1. def, def: Green’s Dictionary of Slang
  2. Totally Unofficial Rap (No longer online)
  3. Def, def, def: Urban Dictionary

Definitions from Wiktionary (DEF)

adjective:  (African-American Vernacular, slang) Excellent; very good.
noun:  Abbreviation of definition. [(semantics, lexicography) A statement of the meaning of a word or word group or a sign or symbol (dictionary definitions).]
noun:  Abbreviation of deficit. [Deficiency in amount or quality; a falling short; lack.]
adverb:  (slang) Clipping of definitely. [Without question and beyond doubt.]
noun:  (automotive) Abbreviation of diesel exhaust fluid. [(automotive) A liquid used to reduce controlled emissions from the exhaust of diesel engines.]
noun:  (roleplaying games) Initialism of defence point.
noun:  (broadcasting) Initialism of daily electronic feed.
noun:  (broadcasting) Initialism of delayed electronic feed.

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