What does 機敏 mean?
機敏 is a Japanese adjective meaning “quick; prompt; alert; smart” in English. It is written as 機敏 in kanji, きびん in hiragana, and kibin in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
警察は力があって、動作が機敏でなければならない。
A policeman should be strong and quick in action.