ばこ ドル箱 LinksSentence search for ドル箱Sentence search for ドルばこSentence search for 弗箱Kanji details for 箱Edit in JMdict Noun1. source of funds; gold mine; patron; milch cowかれ彼はかいしゃ会社のドルばこドル箱だ。He is the cash-box for his company.Noun2. cash box; safeOther forms弗箱 【ドルばこ】 Discussions Log in to talk about this word.