[ dahy-ner ]
/ ˈdaɪ nər /


a person who dines.
a railroad dining car.
a restaurant built like such a car.
a small, informal, and usually inexpensive restaurant.

Origin of diner

First recorded in 1800–10; dine + -er1

Can be confused

diner dinner
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diner

British Dictionary definitions for diner


/ (ˈdaɪnə) /


a person eating a meal, esp in a restaurant
mainly US and Canadian a small restaurant, often at the roadside
a fashionable bar, or a section of one, where food is served
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012