0 the coins or pieces of paper that are used for buying things -- お金
1 to be very rich -- 大金持ちだ
2 said to warn someone to be careful how much money they spend, because there is only a limited amount -- (無駄遣いを戒める言葉)金のなる木はない
3 money you get for doing something very easy -- 楽なもうけ