Definition of redoubtable in English:

redoubtable

adjective

humorous
  • (of a person) formidable, especially as an opponent.

    ‘he was a redoubtable debater’
    • ‘Only the redoubtable Sam Smyth succeeded where all others failed.’
    • ‘But, seriously, if any player can match talent with the redoubtable Williams this year, it's Rush.’
    • ‘The menu, which is undergoing continuous additions, begins with a potted history of the redoubtable lady, Queen Victoria herself.’
    • ‘It was his redoubtable mother Jan who brought him and his elder sister up alone after his father ran off when he was three, who nurtured his talent for showing off, singing and performing in the pub she ran.’
    • ‘Yet the redoubtable pensioner not only saved herself, but also rescued a band of 25 Jewish children from almost certain death.’
    • ‘Sure, they are redoubtable opponents, but brawny, one-dimensional teams deficient in natural ability will not seriously challenge the world's best.’
    • ‘And what about his equation with his redoubtable father?’
    • ‘Not until Richard usurped the throne in 1483 did Henry's prospects brighten, his cause sustained largely by his redoubtable mother.’
    • ‘Despite his odd profession, and his generally humane views, he is as tough and as passionate as Caesar, and a redoubtable adversary to him.’
    • ‘A sportsman to his fingertips, the redoubtable John Joe has left many of us with some tremendous memories of his hurling and footballing feats.’
    • ‘The redoubtable chefs have prepared an expansive range of vegetarian and non-vegetarian dishes to satisfy the true gourmets.’
    • ‘The name may not be immediately familiar to you, but Nesbitt was one of British television's most redoubtable character actors throughout the 1960s.’
    • ‘‘If that was the case then they clearly reckoned without Mrs Hiley, a redoubtable lady who has stuck to her guns throughout,’ he said.’
    • ‘This poorly regarded army produced some outstanding leaders and redoubtable soldiers, and several developments had long-term importance.’
    • ‘Border's redoubtable team had all but been humbled.’
    • ‘The third station is Verbena, once owned by Bo's redoubtable grandmother, and which Bo intends to reclaim.’
    • ‘Three points down after seven games, he pulled up to equality, only to see his redoubtable opponent draw away again.’
    • ‘In 1926, a redoubtable woman called Miss Elsie Wagg laid the foundations for the National Gardens Scheme.’
    • ‘Then, in 1988, he attracted his own ITV series, written by the redoubtable Keith Waterhouse.’
    • ‘It is the inspiration for the story of a redoubtable guy who has seen an injustice and has been dedicating a part of his life to correcting it.’
    formidable, awe-inspiring, fearsome, daunting, alarming
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Origin

Late Middle English: from Old French redoutable, from redouter ‘to fear’, from re- (expressing intensive force) + douter ‘to doubt’.

Pronunciation

redoubtable

/rəˈdoudəb(ə)l//rəˈdaʊdəb(ə)l/