diner

noun

din·​er ˈdī-nər 

1

: a person who dines (as in a restaurant) or who is dining

2

a

: dining car

b

chiefly US : a typically small, informal, and inexpensive restaurant that has an extensive menu and that is often made from or designed to resemble a modified railroad dining car

had lunch at a roadside diner

Synonyms of diner

• restaurant

Examples of diner in a Sentence

we'll just grab a quick hamburger at the local diner

Recent Examples on the Web

However, the stock still has a lot of room to run as the company continues to follow through on initiatives aimed at bringing in new diners and retaining existing customers, according to Jefferies. — Liz Napolitano, CNBC, 14 Oct. 2026

In Ballantyne, diners will hear live music on Thursday, Friday and Saturday nights, and during Saturday and Sunday brunch. — Heidi Finley, Charlotte Observer, 14 Oct. 2026

Research published in Tourism Management Perspectives suggests that ambience plays a meaningful role in diners’ emotional responses. — Ashley Lynch, Fort Worth Star-Telegram, 14 Oct. 2026

Without another person’s preferences to weigh, diners can set their own pace or try restaurants that might not appeal to their usual companions. — Ashley Lynch, Miami Herald, 12 Oct. 2026

Word History

First Known Use

1815, in the meaning defined at sense 1

Phrases Containing diner

• diner-out

Rhymes for diner

• finer
• liner
• miner
• minor
• schreiner
• seiner
• shiner
• shriner
• signer
• spinor
• viner
• weiner

Kids Definition

diner

noun

din·​er ˈdī-nər 

1

: one that dines

2

a

: dining car

b

: a restaurant in the shape of a railroad car