Definition of umpteen in English:

umpteen

cardinal number

informal
  • Indefinitely many; a lot of.

    ‘you need umpteen pieces of identification to cash a check’
    • ‘The game also illustrated genuine pace from Parks when making umpteen breaks, before knocking Ronan O'Gara backwards in a tackle.’
    • ‘He's got the message that you dig him because you've told his buds umpteen times, and they've told him.’
    • ‘There was so much more that could have been done in the hour that wasn't, and so much fillery stuff in there as well, such as umpteen shots of the kids walking around the streets.’
    • ‘I've seen the first one umpteen times and still love it.’
    • ‘It was interesting to see his vulnerable side. I read his novel, The Rum Diary, which he worked on for umpteen years.’
    • ‘But I do believe in life sentences with life meaning life, not just ten years inside, with umpteen reductions for good behaviour.’
    • ‘An umpteen number of muscular men and women would have performed such a feat.’
    • ‘I must have passed it umpteen times, and never noticed it!’
    • ‘There are umpteen restaurants mushrooming, but of what quality?’
    • ‘There have been umpteen reports of the meat-eating deer.’
    • ‘I couldn't hear them sing, because this was a sports bar, with umpteen televisions and customer's, all you can do is watch.’
    • ‘The umpteen four-wheelers and six-wheelers maintained by the institutions cater to the needs of students.’
    • ‘I am not at liberty to say what the plans are, and in any case they have to go through umpteen stages yet, but I was quite delighted by the vision being presented.’
    • ‘It ought to be obvious that if Westbury is to have any traffic relief, it has to be by other than an umpteen million pound environmentally-damaging bypass.’
    • ‘Every cliche about Inuit language - 347 words for snow, umpteen more for ice - is both true and beside the point.’
    • ‘According to the housing officer, he has laid out umpteen stalls.’
    • ‘From medicated oil massage to steam therapy, there are umpteen methods of proven treatments to cure different ailments.’
    • ‘The umpteen assignments he had signed up do not annoy him.’
    • ‘You've filled in umpteen blanks and chosen your super favorites and guessed at the answers you didn't know.’
    • ‘The reason is the presence of umpteen causeways and bridges.’
    numerous, a good deal of, a great deal of, a lot of, a great number of, a large number of, great quantities of, plenty of, countless, innumerable, scores of, crowds of, droves of, an army of, a horde of, a multitude of, a multiplicity of, multitudinous, numberless, multiple, untold
    countless, numerous, innumerable, very many, ever so many, untold
    View synonyms

Origin

Early 20th century: humorous formation based on -teen.

Pronunciation

umpteen

/ˌəm(p)ˈtin//ˌəm(p)ˈtēn/