bootcut

/B UW1 T K AH1 T/
noun
  1. 1

    Pants cut as if to allow the legs to fit over boots.

adjective
  1. 1

    Of pants (trousers), cut as if to allow the legs of the pants to fit over boots.

Source: https://en.wiktionary.org/wiki/boot%20cut, https://en.wiktionary.org/wiki/bootcut