cash cow

Другие идиомы:

• until the cows come home
• strapped for cash
• as awkward as a cow on roller skates
• cash on the barrelhead
• Holy cow!
• sacred cow
• cash-and-carry
• cash in one's chips
• cash in (something)
• cold hard cash
• have a cow
• cash in on (something)
• ahead of the pack
• alley cat
• as blind as a bat