speak volumes(redirected from volume)
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To reveal or indicate a great deal about someone or something. John never talks about how much money he earns, but the car he drives speaks volumes. How you react speaks volumes about your character.
Fig. [for something that is seen] to reveal a great deal of information. The unsightly yard and unpainted house speaks volumes about what kind of people live there.
Be significant, indicate a great deal, as in That house of theirs speaks volumes about their income. This idiom uses volumes in the sense of "the information contained in volumes of books." [c. 1800]
COMMON If something speaks volumes, it gives you a lot of information about the true facts of a situation. What you wear speaks volumes about you. Her background, while speaking volumes about her business skills, could not convince the arts world that she was part of it. Note: In this expression, a `volume' is a book.
speak volumes1 (of a gesture, circumstance, or object) convey a great deal. 2 be good evidence for.
2 1998 New Scientist It was a minor scandal… but it spoke volumes about the world's shifting relationship with its favourite illicit drug.