Prudence when faced with, or when expecting to face, danger; care taken in order to avoid risk or harm.

Synonym of cautionary

In a cautional manner

Money deposited by way of security or guarantee.

(motor racing) A caution (“yellow flag”) flown during a race to separate a race into different stages. During the yellow period, standard caution flag rules apply.

caution used to justify preemptive measures that are likely not strictly necessary (often as "out of an abundance of caution")

(idiomatic) To do something despite the risks.

(idiomatic) To act in the least risky manner in a situation in which one is uncertain about the consequences.

Alternative form of throw caution to the wind

Third-person singular simple present indicative form of err on the side of caution