cash machine

noun3

1. •
   (figurative) Any person or thing alleged to be an easy source of cash.

   • They say he's her boyfriend, but I think he's mostly just her cash machine.
2. •
   Synonym of automated teller machine.

   • I need to find a cash machine. I paid the tab at lunch, and now I have no cash left.
3. •
   (figurative) A business perceived as reliably generating good cash flow and profit.

   • But its [Amazon's] dominance in its market helped it become a cash machine over time: $33bn in free cash flow in 2024, against $2bn 10 years before. — 2026