\Cut"ter\ (k?t"t?r), n.
1. One who cuts; as, a stone cutter; a die cutter; esp., one
   who cuts out garments.
2. That which cuts; a machine or part of a machine, or a tool
   or instrument used for cutting, as that part of a mower
   which severs the stalk, or as a paper cutter.
3. A fore tooth; an incisor. --Ray.
4. (Naut.)
   (a) A boat used by ships of war.
   (b) A fast sailing vessel with one mast, rigged in most
       essentials like a sloop. A cutter is narrower end
       deeper than a sloop of the same length, and depends
       for stability on a deep keel, often heavily weighted
       with lead.
   (c) A small armed vessel, usually a steamer, in the
       revenue marine service; -- also called {revenue
       cutter}.
5. A small, light one-horse sleigh.
6. An officer in the exchequer who notes by cutting on the
   tallies the sums paid.
7. A ruffian; a bravo; a destroyer. [Obs.]
8. A kind of soft yellow brick, used for facework; -- so
   called from the facility with which it can be cut.
{Cutter bar}. (Mach.)
   (a) A bar which carries a cutter or cutting tool, as in a
       boring machine.
   (b) The bar to which the triangular knives of a harvester
       are attached.
{Cutter head} (Mach.), a rotating head, which itself forms a
   cutter, or a rotating stock to which cutters may be
   attached, as in a planing or matching machine. --Knight.