Definition of take the plunge in English:

take the plunge

phrase

informal
  • Commit oneself to a course of action about which one is nervous.

    ‘she wondered whether to enter for the race, but decided to take the plunge’
    • ‘I was skeptical at first but I eventually decided to take the plunge.’
    • ‘But before you take the plunge, make sure you're ready to commit for the long haul.’
    • ‘He's been practising for five years and is finally taking the plunge and starting a course in Sheffield before beginning his circus act.’
    • ‘There was a lot of positive feed back on the course from all the participants with at least two taking the plunge to sell at markets as a result of the training.’
    • ‘For a number of years, Anne cooked at the restaurant in the heritage centre but last year took the plunge and opened her own restaurant and delicatessen.’
    • ‘Years later Noreen took the plunge and opened her own business, designing and making wedding gowns and formal wear on her own from a one room premises.’
    • ‘When clients started asking if she offered the treatment, she decided to take the plunge and practise on a few nervous friends.’
    • ‘He also decided to take the plunge and set up his own business.’
    • ‘I put it off two years in a row - because it would take too much time away from golf, or so I said - and then last spring I finally took the plunge.’
    • ‘In Swindon, councillors waited to see which way neighbouring local education authorities were going to move on the issue before they took the plunge and made their decision last autumn.’
    commit oneself, go for it, throw caution to the wind, throw caution to the winds, give it one's all, give it all one has, go all out
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