マネーメーカーalso: マネーメイカーMeanings1nounmoneymakerA person, product, or activity that generates a lot of money. Used in business and casual contexts.この新しん商しょう品ひんは会かい社しゃのマネーメーカーだ。This new product is the company's moneymaker.彼かれは不ふ動どう産さんでマネーメーカーになった。He became a moneymaker in real estate.