dine out on

Idioms  

1. Be invited to dinner because of something one knows about and can discuss. For example, “In a couple of years you will be dining out on this murder” (Ngaio Marsh, A Man Lay Dead, 1934). [First half of 1900s] Also see eat out; sing for one's supper.

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Example Sentences

As reported last year by Jennifer A. Kingson and Kelly Tyko at Axios, "for the first time in decades, it's more economical to dine out on Thanksgiving Day than to shop for, cook and clean up after the traditional meal, a Wells Fargo analysis finds."

From Salon

The Television Academy has around 19,000 voting members, including a core group who dine out on these events four months a year.

From Los Angeles Times

Animal geeks will dine out on the rich anecdotes, the historical detours and pithy footnotes, all propelling his momentum.

From Seattle Times

I do not want to dine out on it.

From New York Times

He will dine out on this for a long time.

From Slate