Definition of gaga in US English:



  • 1No longer in possession of all one's mental faculties, especially on account of old age.

    ‘I want to write my memoirs before I go too gaga’
    ‘how many raves can you go to without ending up completely gaga?’
    • ‘They may have the Himalayas in all their splendour laid out before them, walks in pine-scented forests, lakes of a blue you can die for, wild flowers that would make mafia dons go gaga, and what is it that they demand?’
    • ‘To the hard-eyed realists of New Delhi, this book will only be a minor provocation from an old friend of India who has now gone slightly gaga.’
    • ‘The U.S. media have gone slightly gaga about what's happening over there in Buckingham Palace.’
    • ‘Certain challenges might currently be driving you bananas, but don't get overwhelmed, go gaga and give up - or be goaded into accepting the unacceptable for the sake of peace.’
    • ‘In truth political correctness hasn't so much gone gaga as gone mainstream.’
    • ‘This woman who came round is basically a salesperson and managed to sell my Mum an expensive policy handing over ‘power of attorney’ to me and my brother in case my parents both go gaga!’
    • ‘And the media - that includes me, since I'm writing about it - are gaga.’
    • ‘Anita knows people may think she has gone completely gaga when they see her and her partner, a builder from Normanton, tie the knot in a register office in Wakefield, but none of that is going to dissuade her.’
    • ‘I'm still going to go gaga when I meet a seemingly great guy and want to run off to Vegas with him to be married by an Elvis impersonator.’
    • ‘Ironic, isn't it, that it took a tragedy like the London bombings to illustrate just how completely and inappropriately gaga the British turned eight years ago when Diana died.’
    • ‘I hope I'm not around to see it but if I am - too gaga to know what's happening - put me in with the admirers of deeply flawed dreamers.’
    severely mentally ill, mentally ill, insane, mad, certifiable, deranged, demented, of unsound mind, out of one's mind, not in one's right mind, not together, crazed, maniac, maniacal, lunatic, unbalanced, unhinged, unstable, disturbed, distracted, stark mad, manic, frenzied, raving, distraught, frantic, hysterical, delirious, mad as a hatter, mad as a march hare
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    1. 1.1 Very enthusiastic and excited about someone or something.
      ‘moviegoers went gaga over Harry Potter’
      ‘we are all gaga over Diane's gorgeous designs’
      ‘he comes across all quiet and shy but the women go gaga for him’
      • ‘We all are gaga over Diane's gorgeous designs.’
      • ‘The baby smell that everyone goes gaga over makes me want to hurl.’
      • ‘He comes across all quiet and shy but the women go gaga for him.’
      • ‘At the height of her fame and with audiences still going gaga for her, she dramatically severed her ties to cinema.’
      • ‘We're a little too sophisticated today to go completely gaga over a pop star.’
      • ‘He was the type she'd usually go gaga for but for some reason, she just wasn't interested.’
      • ‘Gigi is one gal a guy can easily go gaga over.’
      • ‘A certain trendy subset of British foodies have discovered Southern food, and have gone gaga for it.’
      • ‘You'll either read it and go gaga over it like anyone with any brains does and want to make a movie out of it or you won't.’
      • ‘There are people who go gaga over her books, just as there are others who raise voices of protest and indignation over her themes and characters.’
      • ‘He made a striking appearance on the scene, and the ladies simply went gaga over him.’
      • ‘I always think it's so funny when the macho waiters invariably go gaga over children.’
      • ‘I know some people are gaga over it, and I'm glad it's popular, but it's not for me.’
      • ‘After listening to some samples of the album online, though, I understand why blues radio programmers are gaga over the recording.’
      • ‘Customers go all gaga over the proposed network speeds.’


Early 20th century: from French, ‘senile, a senile person’, reduplication based on gâteux, variant of gâteur, hospital slang in the sense ‘bed-wetter’.