say a mouthful

Idioms  

1. Utter something important or meaningful, as in You said a mouthful when you called him a fine musician. This term is often used to express agreement, much as you can say that again is. It was first recorded in 1790.

---

Example Sentences

How many times would you recommend chewing, say, a mouthful of nuts?

From The Guardian

His points: Cause of the failures: Bad management . . . and when you say bad management you say a mouthful.

From Time Magazine Archive