警戒 (Keikai) is a Japanese noun meaning “vigilance, caution, alertness, precaution”.
Meanings
- noun, suru verb, transitive verbvigilance; caution; alertness; precaution; being on guard
Examples
警戒は警備。
Forewarned is forearmed.
彼らは嵐を警戒していた。
They were on the lookout for a storm.
ケン、すりには警戒しろよ。
Be on your guard against pickpockets, Ken.
Sentences from Tatoeba (CC BY 2.0 FR).