moneymaker

/ˈmʌniˌmeɪkər/
noun
  1. A person or thing that earns a lot of money or is very profitable.
    • He's always looking for the next big moneymaker in tech.
    • Her new invention turned out to be a real moneymaker.
    • The bakery became a steady moneymaker for the family.
Synonyms
What does "moneymaker" mean? | whatsthatwordmean | whatsthatwordmean