WordReference Random House Learner's Dictionary of American English © 2017
cau•tion /ˈkɔʃən/USA pronunciation   n. 
  1. [uncountable] alertness in a dangerous situation;
    care: Proceed with caution.
  2. a warning against danger or evil:[countable]The referee issued several cautions to the boxer during the match.

  1. to give advice (to);
    to give a warning (to): [no object]I would caution against optimism.[+ object]The referee cautioned him about his penalties.[+ object + to + verb]I caution you not to over-exercise.[+ object + that clause]They cautioned her that she would lose her driver's license.
See -caut-.
WordReference Random House Unabridged Dictionary of American English © 2017
cau•tion  (kôshən),USA pronunciation n. 
  1. alertness and prudence in a hazardous situation;
    wariness:Landslides ahead—proceed with caution.
  2. a warning against danger or evil;
    anything serving as a warning:By way of caution, he told me the difficulties I would face.
  3. [Informal.]a person or thing that astonishes or causes mild apprehension:She's a caution. The way he challenges your remarks is a caution.

  1. to give warning to;
    advise or urge to take heed.

  1. to warn or advise:The newspapers caution against overoptimism.
caution•er, n. 
  • Latin cautiōn- (stem of cautiō) a taking care, equivalent. to caut(us), past participle of cavēre to guard against (cau- take care, guard + -tus past participle suffix) + -iōn- -ion
  • Middle English caucion 1250–1300
    • 1.See corresponding entry in Unabridged circumspection, discretion, watchfulness, heed, vigilance.
    • 2.See corresponding entry in Unabridged admonition, advice, counsel.
    • 4.See corresponding entry in Unabridged admonish, forewarn. See  warn. 
    • 1.See corresponding entry in Unabridged carelessness.

Collins Concise English Dictionary © HarperCollins Publishers::

caution /ˈkɔːʃən/ n
  1. care, forethought, or prudence, esp in the face of danger; wariness
  2. something intended or serving as a warning; admonition
  3. chiefly Brit a formal warning given to a person suspected or accused of an offence that his words will be taken down and may be used in evidence
  4. informal an amusing or surprising person or thing
  1. (transitive) to urge or warn (a person) to be careful
  2. (transitive) chiefly Brit to give a caution to (a person)
  3. (intransitive) to warn, urge, or advise: he cautioned against optimism
Etymology: 13th Century: from Old French, from Latin cautiō, from cavēre to beware

'caution' also found in these entries:

Word of the day: promise | hedge


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