D defs.my
Entry 3 senses Webster, 1913

Closer

/klōs'-ẽr/ · Clos·er · IPA /ˈkloʊ.sɚ/
01 n. One who, or that which, closes; specifically, a boot closer. See under Boot.
  1. 1.
    One who, or that which, closes; specifically, a boot closer. See under Boot. See: Boot
  2. 2.
    A finisher; that which finishes or terminates.
  3. 3.
    The last stone in a horizontal course, if of a less size than the others, or a piece of brick finishing a course.(Masonry)