Definition of fill someone's shoes (or boots) in US English:

fill someone's shoes (or boots)

phrase

informal
  • Take over someone's function or duties and fulfill them satisfactorily.

    • ‘I decided to move on, and I'm sure there are plenty of good, young guys capable of filling my shoes.’
    • ‘No matter how meticulous the police operations to remove dealers from the streets, a new wave will fill their shoes within weeks.’
    • ‘Laura, literally, fills Kim's shoes for two days with the help of a ‘fat suit’ and makeup.’
    • ‘He would not be happy at Winston Peters filling his shoes.’
    • ‘Anyone can become a pop idol these days, but the number of genuine legends is shrinking and it is debatable who can fill their shoes.’
    • ‘Perhaps the reason the 65% were adamant they will keep up levels of production is their hope that a daughter or son will fill their shoes when they retire.’
    • ‘It's because we've worn ourselves out trying to fill their shoes on the one hand, and on the other hand, we've grown too fat to even entertain any kind of dancing.’
    • ‘There are a couple kids who can fill their shoes.’
    • ‘When I thought I would be filling his shoes, I just thought I would take over his band at some point, because I was assistant bandleader.’
    • ‘Nevertheless, anyone filling your shoes will find it a hard act to follow.’
    substitute, deputize, stand in, cover, provide cover, take over, act, act as deputy, act as stand-in, sit in, act as understudy, understudy, be a proxy, act as locum tenens
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