Definition of mighty in US English:

mighty

adjectivemightiest, mightier

  • 1Possessing great and impressive power or strength, especially on account of size.

    ‘three mighty industrial countries’
    ‘mighty beasts’
    • ‘The waterfall came down upon his body, forcing him to crumble under its mighty power.’
    • ‘Are we witnessing the start of the demise of a once all-powerful, mighty beast?’
    • ‘The board has mighty powers to reject or approve the proposed hike.’
    • ‘And believe me, they will be cleaned up with air power and the mighty forces that are on the ground.’
    • ‘The weapons of peace loving anti-imperialists may seem to be inconsequential compared to the power of the mighty few.’
    • ‘The mighty power of influence still lived, whether good or bad.’
    • ‘And both were a wake-up call to a mighty power to stir itself to action.’
    • ‘His view of a mighty power fighting a lost cause for all the wrong reasons would be validated by the succeeding decade.’
    • ‘How does he characterise these mighty beasts of the orchestral jungle?’
    • ‘The power of thoughts is a mighty power that is always shaping our lives.’
    • ‘Over the course of their two-year journey, the travelers learned to respect the mighty beast.’
    • ‘A glance at the current spate of hotel marketing deals makes it clear that tykes are wielding some mighty power.’
    • ‘It was quite an effort just to pull the oar level and even without my mighty power the boat was still whizzing along.’
    • ‘So I'm going to harness the mighty power of Google and put the beacon out there.’
    • ‘This mighty power will continue to press for county councillors to respect the professional judgement of their highway engineers and consultants.’
    • ‘This nation, once a mighty world power, is being systematically stripped of all its wealth and influence, and no-one bats an eyelid.’
    • ‘Needless to say, I bought the sword, and quickly learned to harness its great and mighty power.’
    • ‘I must say I didn't feel like a sorceress that was going to wield mighty power.’
    • ‘Beneath this apex extended a mighty machine of centralized power.’
    • ‘They crumbled to our mighty power with our losses barely reaching through the double digits.’
    fearsome, ferocious
    dominant, influential, strong, powerful, important, leading, authoritative, controlling, predominant, prestigious
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    1. 1.1 (of an action) performed with or requiring great strength.
      ‘a mighty heave’
      figurative ‘a mighty blow against racism’
      • ‘He has given our people stout hearts and strong arms with which to strike mighty blows for freedom and truth.’
      • ‘Strength isn't something they are short of judging by the mighty heaves they gave every drive.’
      • ‘The pirate back-handed him with his cutlass, serving up a mighty blow to the older man's jaw.’
      • ‘Stronger than rock, it yields a mighty blow to the foe with each assault.’
      • ‘The muscles in his legs were tense, as was the moment, and then he unleashed all his power in a mighty jump.’
      • ‘He gave the foot wedged in the portal a mighty blow with his own, and pushed the door closed.’
      • ‘With a mighty heave, he threw the man from behind the rocks and onto the ground in front of him.’
      • ‘He stepped forward and with one mighty blow of his fist he felled the tree.’
      • ‘So gathering all the strength he had he gave a mighty heave and broke the chain about his neck.’
      • ‘He flung open the doors with a mighty heave, dashed inside, and screamed something about justice all the way.’
      • ‘She would triumph over them and with one mighty blow, strike them all down.’
      • ‘Finally, with a mighty heave, he wrenched the cross from the ground and quickly got his hands free.’
      • ‘He took up the gavel, but in his nervous state about performing such a gutsy move, he gave the person sitting next to him a mighty blow on the head.’
      • ‘I gave the stick a mighty heave and it swung out in a beautiful, soaring arc.’
      • ‘It struck a mighty blow against slavery where it was strongest, in the plantation zone.’
      • ‘But as she did so, the ship gave a mighty heave and tossed both young adults backward onto the floor.’
      • ‘It looked like a mighty blow against the forces of evil, which is all that he and his entourage thought necessary.’
      • ‘Shouting a victory cry, he gave one mighty heave and shoe, worm, and fish flew from the water in a perfect arc over his boat.’
      powerful, forceful, violent, ferocious, fierce, brutal, vicious, vigorous, hefty, thunderous, savage, destructive, damaging, painful
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    2. 1.2informal Very large.
      ‘she gave a mighty hiccup’
      • ‘Near the docks I was approached by a hairy creature staggering under a mighty rucksack.’
      huge, enormous, massive, gigantic, big, large, great, giant, colossal, mammoth, vast, immense, tremendous, stupendous, monumental, prodigious, mountainous, monstrous, titanic, towering, elephantine, king-sized, king-size, gargantuan, brobdingnagian, substantial
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adverb

North American
informal
  • as submodifier Extremely.

    ‘this is mighty early to be planning a presidential campaign’
    • ‘If that's the new definition I have a feeling that the list of enemies of civilization is going to get mighty unwieldy.’
    • ‘I think they were all mighty proud of this one, and for good reason.’
    • ‘He provided a mighty weak basis on which to call us smear artists.’
    • ‘So when you reach 6,000 rpm the first time and think that this is a mighty fast car, the CCX is just limbering up.’
    • ‘Jonathan is acting mighty smug, but this should put him back in his proper place.’
    • ‘He's acting mighty cagey for a guy who just reads the papers, don't you think?’
    • ‘I would imagine that anybody who is captured by the enemy ought to be mighty careful going forward.’
    • ‘Cold, wind and precipitation can make you mighty uncomfortable, not to mention put you at risk for hypothermia.’
    • ‘You guys have left some mighty good ideas here and via email.’
    • ‘The car search rolls on, and I tell you, I'm feeling mighty petulant about it.’
    • ‘Those tissues will come in mighty handy and I'll be forever grateful that he left them for me.’
    • ‘As their economies mature, the return on investment will decline, and the miracle will start to look mighty soggy.’
    • ‘Lawyers get paid mighty big bucks to spend their time on these questions.’
    • ‘If you consider 40 years ago to be ancient history, I'm starting to feel mighty old.’
    • ‘You always know if a party's stock has been going up or down, but it's mighty difficult to know if it will keep going up or down.’
    • ‘It's mighty curious behavior to dump shares as the stock price is climbing and their marketablity should increase.’
    • ‘Essentially, they invented a form of rebuke that has no constitutional meaning, but sounds mighty fancy.’
    • ‘The squeaky wheels get the grease, and certain widows belonging to certain organizations are mighty squeaky.’
    • ‘Preventing yourself from being buried by an avalanche of history homework can seem mighty impossible.’
    • ‘But believe you me, that silly seventy dollars will fit in mighty nice this time of year in my cash-flow.’
    extremely, exceedingly, enormously, vastly, immensely, tremendously, hugely, markedly, remarkably, abundantly, deadly, awfully, dreadfully, mightily, very, very much, most, so, to a great extent
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Origin

Old English mihtig (see might, -y).

Pronunciation

mighty

/ˈmīdē//ˈmaɪdi/