使い

(1)the act of using; "he warned against the use of narcotic drugs"; "skilled in the utilization of computers"

(2)使う行為

(3)a short trip that is taken in the performance of a necessary task or mission

(4)必要な仕事や任務の遂行のための短い旅

(5)an animal trainer who tames wild animals

(6)野生動物を飼い馴らす調教師