Definition of buildup in US English:



  • 1A gradual accumulation or increase, typically of something negative and typically leading to a problem or crisis.

    ‘the buildup of carbon dioxide in the atmosphere’
    • ‘Mr Smith stated that mud and stones from roads could also have contributed to the recent build-up in debris found in gullies.’
    • ‘But the more it goes on, the more it encourages a build-up of household debt.’
    • ‘This sex hormone stimulates a build-up of the lining of the womb and the growth of spiral arteries into this thickened lining.’
    • ‘It may also increase the body's capacity to reduce the build-up of lactic acid.’
    • ‘They attribute it to the tremendous build-up of water pressure, high winds and power outages.’
    • ‘It had earlier been feared the man could cause an explosion in the building because of the build-up of fumes from the spilled petrol.’
    • ‘The demand for extra current leads to a heat build-up in cables and equipment and can cause circuit breakers to trip out and cut the power.’
    • ‘The Pocklington problem was a build-up of sanitary debris, which blocked a filter at an approved overflow point.’
    • ‘The use of sprays can lead to an indoor build-up of large quantities of carcinogenic vapours.’
    • ‘They must regularly wipe the hard drive to prevent the build-up of information on hidden files.’
    • ‘The tremendous build-up of pressure caused it to break which led to Mr McKenna's death.’
    • ‘In hot, dry areas, salt build-up in reservoirs has led to saline waters that ruined farmland.’
    • ‘Slow circulation leads to a build-up of waste products, but can be stimulated with dry skin brushing.’
    • ‘This, in turn, might increase the possibility for build-ups in the cooler parts of the kiln system.’
    • ‘If you have a chimney, get it swept at least once a year, and fit guards over the stacks to prevent a build-up of combustible material.’
    • ‘It's an inflammatory bone condition that causes a build-up of poisons that erupt into painful skin abscesses.’
    • ‘The disorder is associated with a build-up of the oxygen-related molecule hydrogen peroxide in the skin.’
    • ‘We started getting a build-up of smoke in screens two and three because it was being pulled in through the air conditioning units.’
    • ‘It may have an effect on the heart's function, meaning that it doesn't pump as well, causing a build-up of fluid.’
    • ‘As you live by the sea, it is very important that you do not allow a build-up of salt to accumulate on the new plaster before you paint it.’
    increase, growth, expansion, spread, enlargement, escalation, development, accumulation, proliferation, multiplication, snowballing, mushrooming
    accumulation, building up, accretion, gathering, amassing
    View synonyms
  • 2A period of excitement and preparation in advance of a significant event.

    ‘the buildup to Christmas’
    • ‘But arguably his finest fortnight came in the build-up to last year's French Open.’
    • ‘The changes will prove particularly timely in the build-up to the busy Christmas period.’
    • ‘In the build-up to the new season a contingent of York players took part in the Bradford Chess Congress.’
    • ‘Can you talk us through your thoughts over the winter and in the build-up to this race and this season?’
    • ‘In the build-up to this year's showcase event, all the talk had centred on who would face Australia to win the honours.’
    • ‘As a build-up to the event, the faction has announced rallies in all the districts of the State.’
    • ‘This new technique was the talk of the circuit for days in the build-up to the race.’
    • ‘We've been watching a steady build-up of the Argentine air force over the past year.’
    • ‘The Manchester ace has been guilty of winding himself up, or allowing others to wind him up, in the build-up to past fights.’
    • ‘It will also show a special documentary capturing the build-up to the big day.’
    • ‘A straw poll of traders showed most would take advantage of the extra day in the Christmas build-up.’
    • ‘That didn't stop us from enjoying the build-up to one of the biggest games we have ever prepared for as a nation.’
    • ‘Although I was just the youth and reserve coach, I enjoyed the whole build-up and aftermath.’
    • ‘I'm enjoying the build-up to Christmas about as much as the build-up to exams at school.’
    • ‘This was reported when his Bulls teammate was at the centre of a race row in the build-up to last year's World Cup.’
    • ‘We had enjoyed a grand build-up, we were winning in a number of positions and we were making a number of chances.’
    • ‘Parents undergo their own share of stress as the build-up to exam-time takes its toll.’
    • ‘The build-up to a major event is really exciting, that's the fun bit, but when you're there it's quickly over.’
    • ‘The Australian had a superb build-up to last year's Tour de France and lived up to that billing with a stunning outing.’
    • ‘It is the focus of the first week of any Olympiad and in Athens that will be no different despite a fraught build-up to the event.’
    publicity, promotion, advertising, puff, marketing, propaganda
    View synonyms
    1. 2.1 A favorable description in advance; publicity.
      ‘a showbiz buildup before the album release’
      • ‘The buildups and the interjections seem so well choreographed; it kills a little bit of the wonder.’
      • ‘Thanks internet hoaxers for the four day long buildup to the biggest software-based anticlimax ever.’
      • ‘After all the buildup I arrived to find the shutters down and the premises closed.’
      • ‘A commentary, interview segments, story discussions, anything would be greatly appreciated; either as buildups to watching the film, or for contrast and thought stimulation following.’
      • ‘Avoid big buildups that may leave you disappointing the audience.’