being careful to avoid danger or mistakes; prudence
warn against possible danger; warn about sth bad already done, often with the threat of future punishment for doing it again
"a man of caution"
"a caveat against unfair practices"
"he exercised caution in opening the door"
"he handled the vase with care"
What meant that caution joind, if ye be found Obedient?
They cautioned him against the danger of going home so late.
He cautioned us against playing in that busy street.
We were cautioned against using that bridge.
He was cautioned for drunken driving.