Definition of have one's heart in one's mouth in English:

have one's heart in one's mouth

phrase

  • Be greatly alarmed or apprehensive.

    • ‘Parreira, like other Brazilian fans, is sure to have his heart in his mouth when the shaky Brazilian defence is tested when his attacking full-backs and central midfielders are in the other half of the field.’
    • ‘I only thought about it the day before the game and had my heart in my mouth from then on.’
    • ‘It's been so long and did anyone else have their heart in their mouth at the way they tossed the little urn around?’
    • ‘He grins as he talks: ‘I couldn't watch the second half - I had my heart in my mouth for most of it and it was just nerve-wracking.’’
    • ‘I always had my heart in my mouth because of the people out there saying and doing insensitive or hateful things.’
    • ‘Griffin had his heart in his mouth on 63 minutes after Simak and Franca made the most of Bramble's slip to force their way into the penalty area, the full-back diving in to drive the ball just wide of his own goal.’