expression, godan verb (-ku)
quick-witted; quick-thinking; resourceful
Describes someone who can think on their feet and respond cleverly in a situation.
彼は機転が利くから、どんなトラブルでもうまく対応できる。
He's quick-witted, so he can handle any trouble well.
あの人は機転
That person is quick-thinking and makes conversation very interesting.