Definition of woo-woo in English:

woo-woo

(also woo)

Pronunciation /ˈwo͞oˌwo͞o/ /ˈwuˌwu/

noun

informal, derogatory
  • Unconventional beliefs regarded as having little or no scientific basis, especially those relating to spirituality, mysticism, or alternative medicine.

    • ‘some kind of metaphysical woo-woo’
    • ‘ For all that he promoted science he seems to have spent a lot of energy on metaphysical woo-woo.’
    • ‘Their education philosophy is full of anti-vaccine woo-woo.’
    • ‘Those who steer clear of anything leaning toward woo-woo may be turned off by the thought of ideas as energy beings.’
    • ‘Applying some kind of spiritual woo-woo to the mother-child bond doesn't make it correct or scientific.’
    • ‘When it started in 1970, Earth Day was part antiwar protest, part nascent environmental worries and part hippie woo-woo.’
    • ‘You've got your new age woo-woo even in red-state Arizona.’
    • ‘Officials and the media have pushed him into a corner by painting his farming methodology as kooky, religious woo-woo.’
    • ‘Their stance on homeopathy, vaccines and other such medical woo-woo is very dangerous to society.’
    • ‘Reluctant as I am to put anyone off with my "woo-woo", I must say that meditation has been extraordinarily helpful.’
    • ‘Some even preach the woo-woo that we can return to an idyllic, more spiritual existence in harmony with the forces of nature.’

adjective

informal, derogatory
  • Relating to or holding unconventional beliefs regarded as having little or no scientific basis, especially those relating to spirituality, mysticism, or alternative medicine.

    • ‘quartz crystals that were so popular with the woo-woo crowd’
    • ‘phrases like that will prove a little woo-woo for some readers’
    • ‘Some of the things that he has written seem like woo-woo nonsense.’
    • ‘I am a skeptic by nature, and to begin with this all sounded a little woo-woo to me.’
    • ‘Instead of grounding its characters in a convincing world, the film shrouds them in a vague, New Age, woo-woo spirituality.’
    • ‘Like any good doctrine, there is a sprinkling of mysticism and a touchy-feely woo-woo factor that readers can ignore or embrace.’
    • ‘This is gonna sound a little bit airy-fairy and woo-woo for some folks.’
    • ‘I hang out with a pretty woo-woo group of people, and somebody told me this stone is supposed to be calming.’
    • ‘ All the technophobic hippie woo-woo junk science damages their argument.’
    • ‘The gentle woo-woo spirituality of New Age is attractive because it refuses the grinding realities of life spent in the shadow of Wall Street and Hollywood and Silicon Valley.’
    • ‘Mostly what I was left with were some mystical woo-woo books, which I hate because they are not intellectually rigorous.’
    • ‘I totally appreciate the evidence-based info but I also really like the discussions about the things out there that might be considered woo-woo science or controversial.’

Origin

1980s probably in imitation of a wailing sound traditionally attributed to ghosts and humorously associated with mysticism and the supernatural.