crossbills

/K R AO1 S B IH0 L Z/
noun
  1. 1

    Any of various finches of the genus Loxia, whose bill crosses over at the tips; they are specialist feeders on conifer cones.

  2. 2

    A bill brought by a defendant, in an equity or chancery suit, against the plaintiff, respecting the matter in question in that suit.

Source: https://en.wiktionary.org/wiki/crossbill, https://en.wiktionary.org/wiki/crossbills