Definition of "diner" in English

noun

1. One who dines.

2. (rare) One who gives a dinner.

3. A dining car in a railroad train.

4. (US) A typically small restaurant, historically modeled after a railroad dining car, that serves lower-class fare, normally having a counter with stools along one side and booths on the other.

noun

1. A commemorative currency of Andorra, not legal tender, divided into 100 centims.