watch (one's) language(redirected from Watch your tongue! Watch your language!)
watch (one's) language
To speak politely, without using profane, obscene, or rude language. Often used as an imperative. You watch your language, young lady, or you'll be grounded for the weekend! We've been trying to watch our language around the kids. They're at the age now where they'll start repeating everything we say!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.