Definition of let oneself go in US English:

let oneself go


  • 1Act in an unrestrained or uninhibited way.

    ‘you need to unwind and let yourself go’
    • ‘Carl made her feel so good, so relaxed that she let herself go completely, losing herself in the moment.’
    • ‘The size of the audience at the event was ideal, as there was generally sufficient space on the dance floor to let yourself go, and plenty of places to sit if you needed to take a break.’
    • ‘Some men can't handle a woman who really lets herself go.’
    • ‘It is so good to be able to go out at night and let myself go.’
    • ‘Almost a quarter of men in London admitted completely letting themselves go and sobbing or bawling in the past month.’
    • ‘‘I think I am just not afraid of letting myself go in front of the children; whatever it takes, I will do it to make them learn,’ said Gemma.’
    • ‘By the end of the show there's not a person in the audience who hasn't just thought, ‘What the hell,’ and let themselves go.’
    • ‘I wish that everyone would let themselves go once in a while.’
    • ‘The government seems uncomfortable about these ‘drink-fuelled scenes’, fearful of rowdy crowds of people letting themselves go.’
    • ‘Decadence is selfish - it means letting yourself go and not caring about others, not caring about tomorrow so you do whatever you want today.’
  • 2Become careless or untidy in one's habits or appearance.

    ‘he's really let himself go since my mother died’
    • ‘Even though a well-chosen wardrobe can help make the most of your shape, you will never look your best if you have totally let yourself go.’
    • ‘He has let himself go, no longer caring about his appearance, or able to get up in the mornings.’
    • ‘You have to wait until you get married before you start letting yourself go.’
    • ‘After the disappointment of the Olympic trial I really let myself go, and my health went downhill very quickly.’’
    • ‘Just because you get married and have children it does not mean you have to let yourself go.’
    • ‘They find a guy and make an effort when they go on a date, and then once they get comfy with him and have kids they let themselves go.’
    • ‘No wonder most of us meet a guy our own age, settle down and let ourselves go.’
    • ‘But when he told me I was letting myself go because I wore a size 8, it stung so much I thought I might collapse with the weight of it.’
    • ‘His condition before the fight in New York did not indicate a man building up muscular mass so much as a boxer letting himself go.’
    • ‘Let's speak plainly here, David, it looks as if you've been letting yourself go.’