Definition of full bore in US English:

full bore


  • At full speed or maximum capacity.

    ‘the boat came full bore toward us’
    • ‘Now we've a problem in our experiment and that is, we have these large magnets which require 14,000 amperes of current at 1000 volts, which we get off the mains and we run it full bore.’
    • ‘Only health savings accounts, among all the ways of financing health care, bring the full bore of moral hazard to bear on this desperate situation.’
    • ‘From DVD players and stereo systems to home repair and car tune-ups, it's a male instinct to go full bore once the screwdriver and pliers are in hand.’
    • ‘But at this level you've got to come in racing at full bore or nothing.’
    • ‘You can allow the fan to run full bore, half speed, or at a low setting.’
    • ‘Justin, one of the things that amazes me is you heard Elaine Chao say this economy's at full bore, 7.2 percent GDP growth for the third quarter.’
    • ‘As we hurtle through the rain and darkness, the music clamouring, the windscreen wipers going full bore, cyclists come at us out of the gloom like pale moths.’
    • ‘It's that attitude, along with the support Fisher House provides, that keeps Worley going full bore in rehab when so many others may be inclined to lay off or even give up.’
    • ‘The eruption, only a few minutes old, was still going full bore.’
    • ‘But once Owens hits the practice field on Wednesday, going his only speed of full bore as usual, take that poll again.’
    • ‘Guessing the Colts aren't full bore at Mile High, we like both of those clubs to pull through, leaving the slow-starting Bills out in the cold with the cardiac cats in Jacksonville.’
    • ‘And ship exhaust is at its worst when vessel engines are running at full bore.’
    • ‘With the band's creativity back in full bore, his presence is a revelation - most significantly on ‘Lay Low’ and ‘Appalatia’.’
    • ‘During the 1980's, when the culture wars were going full bore, the Moral Majority clashed with the People for the American Way.’
    • ‘This morning I was in the shower when one of my visiting country cousins turned the cold water on full bore in the bathroom, so I got a delightful blast of hot water…’
    • ‘But last week Kerry went full bore at Bush's handling of terrorism and Iraq.’
    • ‘It would be spilling water, in fact; the turbine would be going full bore, and there would be a continual flow of renewable energy at a low cost, with environmentally sound future generating capacity.’
    • ‘The intuitive belief is that the way to speed things up is to keep everybody working full bore.’
    • ‘Yes, he can be wild at times and doesn't always seem to have his accelerator going at full bore, but he heightens everyone's awareness, and that can't be underestimated.’
    • ‘If Australia went full bore to try and do it and would probably be on the order 20 or 30 years before you'd be getting 15% or 20% of your power from that source.’


  • 1attributive Denoting firearms of relatively large caliber.

    ‘full-bore handguns’
    • ‘The headmaster's first words to me as he entered his study in waders, with a full-bore shotgun and followed by two large wet dogs, were ‘Toby Coghill.’
    • ‘Adding a suppressor to a full-bore rifle normally increases the overall length by about twelve inches, making the weapon awkward and muzzle-heavy.’
    • ‘He was a keen rifleman - shooting a full bore rifle at targets up to 800 metres away.’
    • ‘The rifles used in full bore competitions have a 7.62 mm calibre, and are purpose-built single shot target rifles.’
    1. 1.1 Complete; thoroughgoing.
      ‘a full-bore campaign to bring down the government’
      absolute, out-and-out, utter, total, real, outright, downright, thoroughgoing, thorough, positive, proper, veritable, prize, perfect, consummate, unqualified, unmitigated, sheer, rank
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