be laughing all the way to the bank
US /bi ˈlæfɪŋ ɔl ðə weɪ tu ðə bæŋk/
UK /bi ˈlæfɪŋ ɔl ðə weɪ tu ðə bæŋk/

1.
大儲けする, 笑いが止まらない
to be making a lot of money very easily, often in a way that other people might disapprove of
:
•
Despite the controversy, the company is laughing all the way to the bank with its new product.
論争にもかかわらず、その会社は新製品で大儲けしている。
•
The scam artist was probably laughing all the way to the bank after tricking so many people.
詐欺師は多くの人を騙した後、おそらく大儲けしていたのだろう。