not open one's mouth

(redirected from not say)

not open (one's) mouth

To be completely silent; to remain discreet (about something); to not tell anyone (about something). All the while our teacher was shouting at us, we didn't open our mouths. Don't open your mouth about this! I would die of embarrassment if anyone were to find out.
See also: mouth, not, open
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

not open one's mouth

Also, shut one's mouth; not say or utter a word . Be silent, repress one's feelings or opinions, keep a secret. For example, Don't worry, I'm not going to open my mouth on this issue, or She promised not to say a word about it to anyone. Also see hold one's tongue; keep one's mouth shut.
See also: mouth, not, open
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in classic literature ?
'Dear me!' thought the old minister, opening his eyes wide, 'I can see nothing!' But he did not say so.
No, I must certainly not say that I cannot see the cloth!'
One of them picked up an axe that lay upon the path, and said, "I have found an axe." "Nay, my friend," replied the other, "do not say 'I,' but 'We' have found an axe." They had not gone far before they saw the owner of the axe pursuing them, and he who had picked up the axe said, "We are undone." "Nay," replied the other, "keep to your first mode of speech, my friend; what you thought right then, think right now.
I will not say all that I could of the family you are with, because I would not be ungenerous, or set you against those you esteem; but it is very difficult to know whom to trust, and young men never know their minds two days together.
`Distinguish that which the king has given you from that which you have given yourself.' Recollect, my lord, if he did not say something a little like that to you?
She caused me all sorts of worries." But he did not say what the annoyances were.
I did not say because I am so fond of putting my tongue out.
I saw thee once-- once only -- years ago: I must not say how many -- but not many.
But those who have their wives and children in common will not say so, but all will say so, though not as individuals; therefore, to use the word all is evidently a fallacious mode of speech; for this word is sometimes used distributively, and sometimes collectively, on account of its double meaning, and is the cause of inconclusive syllogisms in reasoning.
He did not repeat to himself with a sickening feeling of shame the words he had spoken, or say: "Oh, why did I not say that?" and, "Whatever made me say 'Je vous aime'?" On the contrary, he now repeated in imagination every word that he or Natasha had spoken and pictured every detail of her face and smile, and did not wish to diminish or add anything, but only to repeat it again and again.
But did we not say, Thrasymachus, that the unjust goes beyond both his like and unlike?
I will proceed by asking a question: Would you not say that a horse has some end?
And that is what I would not say to everybody.' Ineffable loftiness on Mr.
I have only two adversaries -- I will not say two conquerors, for with perseverance I subdue even them, -- they are time and distance.
Lucy, with a demure and settled air, seemed determined to make no contribution to the comfort of the others, and would not say a word; and almost every thing that WAS said, proceeded from Elinor, who was obliged to volunteer all the information about her mother's health, their coming to town, &c.