Definition of extraordinaire in English:

extraordinaire

adjective

informal
  • [postpositive] Outstanding in a particular capacity.

    ‘the noted Hollywood middleman extraordinaire’
    • ‘When it's too hot or too rainy even to visit the park with the kids, a stash of arts and crafts supplies and a few treats extraordinaire may very well save your sanity.’
    • ‘But for me, good old reliable David, door opener extraordinaire, will always be the invisible man and the person I like to call my role model.’
    • ‘Julia Child, an American and chef extraordinaire, has died at the age of 91.’
    • ‘Since comedienne extraordinaire Joan Rivers drifted back to the United States, Edinburgh has been a much less entertaining place.’
    • ‘By repute a procrastinator extraordinaire, the Irishman insists he remains on the trail of the same transfer targets he earmarked at the beginning of the summer.’

Origin

1940s: French, extraordinary.

Pronunciation:

extraordinaire

/ɪkˌstrɔːdɪˈnɛː/