speak volumes

Meaning

1. speak volumes (about / for sth / sb)

   to tell you a lot about sth / sb, without the need for words

From the same entry

• be on speaking terms
• generally, broadly, roughly, relatively, speaking
• no… to speak of
• so to speak
• speak for itself
• speak for myself
• speak for yourself
• speaking as
• speak your mind
• speak out of turn
• speak well of
• actions speak louder than words