breathe a word

US /briːð ə wɜːrd/
UK /briːð ə wɜːrd/
"breathe a word" picture
1.

告诉, 透露

to tell a secret or something confidential to someone

:
Don't breathe a word of this to anyone.
不要把这件事告诉任何人
She promised not to breathe a word about our plans.
她答应不会把我们的计划告诉任何人