Definition of lockjawed in English:

lockjawed

adjective

  • See lockjaw

    • ‘He glared into the crowd with a lockjawed expression.’
    • ‘She was lock-jawed from laughing too much during the show.’
    • ‘Language was beyond me ... I was lockjawed.’
    • ‘Gloria Upson is Patrick's snobbish fiancee with a lockjawed seaboard accent.’
    • ‘Hanks says that his lockjawed accent as a super-rich yuppie in "Bonfire" caused him 'a lot of grief'.’

Pronunciation

lockjawed

/ˈlɒkdʒɔːd/