Definition of ultracrepidarian in US English:

ultracrepidarian

adjective

  • Expressing opinions on matters outside the scope of one's knowledge or expertise.

    ‘“Dad, how do we know the universe is expanding?” inquires your six-year-old. Try answering that without resorting to an ultracrepidarian trick here or there’
    • ‘Even the more trustworthy doctor strays into ultracrepidarian territory rather frequently.’
    • ‘I see what you're saying, and it's ultracrepidarian.’
    • ‘He's an ultracrepidarian person, an ignorant presumptuous critic.’
    • ‘The authors could be accused of displaying ultracrepidarian tendencies themselves, after eschewing the strictly economic analyses of their earlier bestsellers.’
    • ‘What other member could conceivably have described detractors of pork-barrel spending as "ultracrepidarian critics," as he did in 1993?’

noun

  • A person who expresses opinions on matters outside the scope of their knowledge or expertise.

    ‘most patients are ultracrepidarians when it comes to medicine’
    • ‘He found Mark to be like a majority of fans—ultracrepidarians who didn't know jack about baseball, but talked as if they did.’
    • ‘After re-reading this post, I realized that I may have come across as bashing ultracrepidarians.’
    • ‘The place was full of characters—mostly ultracrepidarians on the other side of the glass, smelling like a dead goat.’
    • ‘Advice from survival ultracrepidarians should be avoided.’
    • ‘The lingering feeling that I was being preached at by this ultracrepidarian will not fade so quickly.’

Origin

Early 19th century: from Latin ultra ‘beyond’ and crepida ‘shoe, sandal’, with allusion to the remark ne supra crepidam sutor iudicaret ‘the cobbler should not judge beyond his shoe’, attributed to the painter Apelles of Kos in response to criticism from a shoemaker in Pliny the Elder's Natural History (AD 77).

Pronunciation

ultracrepidarian

/ˌəltrəkrepəˈderēən//ˌəltrəkrɛpəˈdɛriən/