[ 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 confuseddiner 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

Word Origin and History for diner



"one who dines, 1815," agent noun from dine. Meaning "railway car for eating" is 1890, American English; of restaurants built to resemble dining cars (or in some cases actual converted dining cars) from 1935. The Diner's Club credit card system dates from 1952.

Online Etymology Dictionary, © 2010 Douglas Harper