from the horse's mouth

1. From a reliable source, on the best authority. For example, I have it from the horse's mouth that he plans to retire next month. Also put as straight from the horse's mouth, this expression alludes to examining a horse's teeth to determine its age and hence its worth. [1920s]

Example Sentences

Yet according to this new book, an oral history of McCartney’s band Wings, there is still much to be excavated from what is the most examined life in pop music history, especially when it comes from the horse’s mouth.

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"Gregg told me those people have a dreadful life. 'We're doing good', he told me. That was from the horse's mouth, so I won't let anyone tell me we shouldn't have been there."

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“People might think this is a better forum in which to get, from the horse’s mouth, what the different presidential tickets actually stand for.”

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Republicans are concerned they have few accomplishments to run on in 2024, and according to NBC News, it's coming from the horse's mouth.

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"Anthony, you're getting it from the horse's mouth himself: I'm here, I'm ready to go," Wilder said.

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