Definition of jaw-droppingly in English:

jaw-droppingly

adverb

informal
  • See jaw-dropping

    • ‘And then, in the middle of all this angst comes a jaw-droppingly wonderful musical episode, with the whole cast breaking out in witty, tuneful songs advancing the plot creatively.’
    • ‘There is a smattering of jaw-droppingly good tracks here.’
    • ‘His politics are jaw-droppingly simplistic for the most part, particularly from about the 15th film onwards, and yet you look back at them with great affection.’
    • ‘He's an Australian kestrel and he's jaw-droppingly stunning.’
    • ‘Not until the the jaw-droppingly inane finale on the Brooklyn Bridge are we put out of our misery, as the film attempts to realise its theme of spiritual and corporeal convergence.’