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on a first-name basis

Idioms  
  1. Quite familiar and friendly, as in Practically all the guests were on a first-name basis. This idiom alludes to the fact that using a person's given name betokens familiarity. [Second half of 1900s]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

He says he made several visits to A&E during attacks, to the point he was known on a first-name basis.

From BBC ● Aug. 23, 2026

He was quickly on a first-name basis with Paul Rudolph, the intimidating head of the school, and the influential art historian Vincent Scully.

From The Wall Street Journal ● Nov. 28, 2025

It was only his first game in purple and gold since being stolen from the Dallas Mavericks nine days ago, yet Luka Doncic and the Laker fans were already on a first-name basis.

From Los Angeles Times ● Feb. 11, 2025

Murray hated flying and he hated New York, yet every big-name mixologist in the East Village seemed to know him on a first-name basis.

From Seattle Times ● Nov. 9, 2023

We’re even on a first-name basis now That’s how proud of myself I am.

From "I Am the Messenger" by Markus Zusak

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