run (one's) mouth

(redirected from run their mouth)
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run (one's) mouth

To talk profusely, especially in an antagonizing way. Don't worry about him. He likes to run his mouth, but he won't do anything. If she keeps running her mouth at the referee, she's going to be ejected from this game. Every time I go down to the warehouse, Lonnie is there running his mouth. I don't know how the other guys can stand to hear him talking all day.
See also: mouth, run
References in periodicals archive ?
If we do that, there's no team that can beat us, and they know that, so that's why they run their mouth a lot, because they know we're the best.
HMS Tyne will also return to North Shields for the event and open to visitors on the Saturday and Tyne Idols will run their Mouth of the Tyne tour on the same day.
Argentinian commentators are so good because they can run their mouth so fast."
"Other people might run their mouth off on stuff like that but we certainly wouldn't.
Other people might run their mouth off but we certainly wouldn't.
"Other people might run their mouth off on stuff like that, but we certainly wouldn't."
HMS Tyne will also return to North Shields for the event and will open to visitors on the Saturday, and Tyne Idols will run their Mouth of the Tyne tour on the same day.
"You get a lot of boxers that run their mouths off and can't back it up, however Kash does all of his talking in the ring.
They run their mouths off, hunched over their laptops primate-style, arguing with people they'll never meet face to face (hopefully).
"Must they run their mouths like that?" she asked, adding, "Keep the political commentary to yourself, or as someone once said, shut up and dribble."
In response to all of Swift's hate, Bieber supposedly wrote the song "All Bad." (https://www.youtube.com/watch?v=svNesyOuC48) The opening lyrics read: "It's another, if it ain't one thing/ Instigators, like pouring fire on propane/ The wrong thing, they be worried about/ Ooh, you know females/ And how they like to run their mouths"
As the misunderstood Roscoe, Lawrence gamely cedes the comic spotlight to Epps, Duncan and Mo'Nique--skillful performers all, and Lee often lets them run their mouths off long after the cameras would have ordinarily stopped rolling.
They just run their mouths saying whatever ignorant crap comes to their shallow minds.