caution(redirected from erred on the side of caution)
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Related to erred on the side of caution: give rise to, pick up the slack, within means
1. Law 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
2. a notice entered on the register of title to land that prevents a proprietor from disposing of his land without a notice to the person who entered the caution