WordReference Random House Learner's Dictionary of American English © 2015
cau•tion /ˈkɔʃən/USA pronunciation
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-.
- [uncountable] alertness in a dangerous situation;
care: Proceed with caution.
- [countable] a warning against danger or evil:The referee issued several cautions to the boxer during the match.
Collins Concise English Dictionary © HarperCollins Publishers::
caution /ˈkɔːʃən/ n
- care, forethought, or prudence, esp in the face of danger; wariness
- something intended or serving as a warning; admonition
- 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
- informal an amusing or surprising person or thing
Etymology: 13th Century: from Old French, from Latin cautiō, from cavēre to beware
- (transitive) to urge or warn (a person) to be careful
- (transitive) chiefly Brit to give a caution to (a person)
- (intransitive) to warn, urge, or advise: he cautioned against optimism
'caution' also found in these entries: