Definition of speak volumes
: to provide a lot of information about something : to show something very clearly The company's decision to ignore the problem speaks volumes about its lack of leadership.
Word by Word Definitions
: to utter words or articulate sounds with the ordinary voice : talk
: to express thoughts, opinions, or feelings orally
: to extend a greeting
: the degree of loudness or the intensity of a sound
: to send or give out in volume
: to roll or rise in volume
: involving large quantities
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