Definition of toastmistress in English:

toastmistress

noun

  • A woman responsible for proposing toasts, introducing speakers, and making other formal announcements at a large social event.

    ‘he was introduced by a local attorney who served as toastmistress’
    • ‘She was remembered as a dedicated intellectual who, despite not becoming literate in English until she was 12, went on to study at Sydney University and was once crowned Australian Toastmistress of the Year.’
    • ‘I could go on but the whole of Cabinet needs to join Toastmasters / Toastmistresses and learn something of the art of public speaking.’

Pronunciation

toastmistress

/ˈtəʊs(t)ˌmɪstrəs/