Definition of smart mouth in English:

smart mouth

(also smart-mouth)

Pronunciation /smärt mouT͟H/ /smɑrt maʊð/


informal North American
  • An ability or tendency to make impertinent retorts; impudence.

    • ‘why do you hide behind that smart mouth all the time?’
    • ‘During that time, I learned to hide myself behind a smart mouth and my studies.’
    • ‘The police evidence to be presented appears to indicate a smart mouth whose group was asked to leave the hotel (no indication of drunkenness) because of excess noise and rowdy behaviour and to be quiet in the street when they left.’
    • ‘I had a smart mouth that got me in trouble.’
    • ‘There are these Glasgow characters who do get by on a smart mouth and a certain wry detached attitude to everything going on around them.’
    • ‘The boy has a smart mouth, which he must have got from somewhere (personally I blame his mother).’
    • ‘His smart mouth fed the press a line of sass that no reporter could ignore - a line of anti-Western sass.’
    • ‘You watch your smart mouth before I have to slap you.’
    • ‘Oh you're the tough guy now but we both know your smart mouth doesn't cut it in the real world.’
    • ‘You know the guy I'm talking about - he's got a smart mouth, and a brain too stupid to tell it to stop wagging in the breeze.’
    • ‘I had images of CPR and potential death, all the fault of my smart mouth.’
    • ‘Don't be belligerent, don't be, as teenagers can sometimes do, get kind of a smart mouth about it.’
    • ‘No one ever likes me though, because I have a smart mouth.’
    • ‘‘Chuck may put up with your smart mouth, but I assure you, I will not,’ warned Angela, in a sweet voice.’
    • ‘I don't have the patience for your smart mouth this morning, Jessica.’
    • ‘‘You know you've got a smart mouth just like your mother,’ Felicia sneered.’
    • ‘‘Count your blessings, and can the smart mouth,’ Mitch said, setting a fresh brew in front of Sid.’
    • ‘And you, Meip, need to close your smart mouth,’ I said while trying to cover my chuckles with a stern tone.’
    • ‘Mr. Hamilton, kindly return to your seat and keep your smart mouth to yourself.’
    • ‘While Leo distracted the clerk with his smart mouth and quick hands, I grabbed a few dozen candy bars (making sure they were a variety this time) and the newspaper and slipped them all into my book bag and pockets.’
    • ‘Don't be such a smart mouth or you shall be sorry.’
    impudence, impertinence, cheek, cheekiness, effrontery, irreverence, sauciness, pertness, freshness, flippancy, insolence, rudeness, disrespect, disrespectfulness, familiarity, presumption, presumptuousness, audacity, audaciousness, boldness, brazenness, forwardness, cockiness, shamelessness

intransitive verb

[no object]informal North American
  • Make impertinent remarks to someone.

    • ‘he started smart-mouthing’
    • ‘don't you smart-mouth me’