uprights

noun
  1. 1

    Any vertical part of a structure, especially one of the goal posts in sports.

  2. 2

    A word clued by the successive initial, middle, or final letters of the cross-lights in a double acrostic or triple acrostic.

  3. 3

    An upright piano.

  4. 4

    Short for upright vacuum cleaner.

Source: https://en.wiktionary.org/wiki/upright, https://en.wiktionary.org/wiki/uprights