Question

in_the_loop_622 to say something of a significant or shocking nature (sentence 1); to say more than one should (sentence 2) Compare to: go off half-cocked Conversation

Accepted Answer

SAY A MOUTHFUL John pushed his way in to the party and confronted Laura. He began to rant and rave and say things everyone knew he would later regret. He said a mouthful.Everybody managed to keep the surprise party a secret until the last minute, when Jennifer’s younger sister gave it away. She said a mouthful before she remembered that the party was supposed to be a secret. The expression is usually used to describe when someone says a lot, not so much in terms of the number of words as in the significance of the words.

Id	in_the_loop_622
Idiom	SAY A MOUTHFUL
Definition	to say something of a significant or shocking nature (sentence 1); to say more than one should (sentence 2)
Examples	John pushed his way in to the party and confronted Laura. He began to rant and rave and say things everyone knew he would later regret. He said a mouthful. Everybody managed to keep the surprise party a secret until the last minute, when Jennifer’s younger sister gave it away. She said a mouthful before she remembered that the party was supposed to be a secret.
Cross-Refs	Compare to: go off half-cocked
Extra Info	The expression is usually used to describe when someone says a lot, not so much in terms of the number of words as in the significance of the words.
Category	Conversation

Mouthful Party Sentence Loop Significant Shocking Nature John