Dictionary Home »
Phrase Meanings » shoot off one's mouth
What does "shoot off one's mouth" mean?
Speak indiscreetly; also, brag or boast. For example, Now don't go shooting off your mouth about it; it's supposed to be a surprise, or Terry is always shooting off his mouth about how many languages he speaks. [Slang; mid-1800s]
Learn more about shoot off one's mouth