Definition of a pretty penny in English:

a pretty penny

phrase

informal
  • A large sum of money.

    ‘that car must have cost a pretty penny’
    • ‘Leather garments can cost a pretty penny, so it's imperative that you know how to care for them.’
    • ‘The film was produced for the sole purpose of making a pretty penny.’
    • ‘I am considering auctioning off those tickets - which would fetch a pretty penny - and donating the money to charity.’
    • ‘One of my teachers bought her goddaughter some stock as a christening gift, it must be worth a pretty penny by now.’
    a lot of money, a fortune, a considerable sum of money, a vast sum of money, millions, billions, a king's ransom, a killing, a windfall, a bonanza
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