What does the word piece mean?

Usage examples for piece

  1. She had thought at first of only putting in part of the window, a round piece at the top of the window, and she had thought that that could be bought for ten pounds. – The Untilled Field by George Moore
  2. The piece went on. – Cord and Creese by James de Mille
  3. You boys want a piece? – Shenanigans at Sugar Creek by Paul Hutchens