used to describe a payment that you can only make with cash, and not by cheque, bank card, etc.
Tickets to the concert were cash-only.
The small cafe on the corner is a cash-only establishment, so make sure to have cash on hand when you visit.
The vintage market accepts cash only for purchases, so it's advisable to stop at an ATM beforehand.
The handwritten sign on the door indicated that the store is temporarily cash-only due to technical issues with card payments.
At the entrance of the event, there was a notice stating that it was a cash-only bar, prompting attendees to prepare accordingly.