English Dictionary

guard one's tongue

verb

To be careful in what one says; to avoid divulging information or speaking in a way considered to be inappropriate or offensive.

It is important to guard one's tongue and think before speaking.

意味（1）

To be careful in what one says; to avoid divulging information or speaking in a way considered to be inappropriate or offensive.

[…] though I scorn to guard my Tongue, as hoping ’twill never offend willingly; yet I can, with much adoe, hold it, when I have a great mind to say a thousand things I know will be taken in an ill sence.