D defs.my
Entry 2 senses Webster, 1913

Offcut

· Off·cut · IPA /ˈɒfkʌt/
01 n. That which is cut off.
  1. 1.
    That which is cut off.
  2. 2.
    A portion of the printed sheet, in certain sizes of books, that is cut off before folding.(Bookbinding)