Virginia Giuffre's attorney David Boies said there will be a default judgement against Prince Andrew if he thumbed his nose at the court
Giuffre has accused the Duke of York of raping her when she was a minor.
Talking to BBC Newsnight, her attorney said, "I think it would be very ill-advised for Prince Andrew to ignore judicial process."
Meanwhile, Prince Andrew is reported to have met is mother Queen Elizabeth at the Balmoral Castile where the monarch is spending her summer holday.
The new allegations against Prince Andrew came as a shock to the British royal family that was recently criticized by Prince Harry and his wife Meghan Markle during their interview with Oprah Winfrey.
The accusations of sexual abuse comes a couple of months after Andrew's father Prince Philip died at the age of 99.
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