||At`ta*ché" (&?;), n. [F., p. p. of attacher. See Attach, v. t.] One attached to another person or thing, as a part of a suite or staff. Specifically: One attached to an embassy.

• A diplomatic officer, usually one who plays a specific role.
       * Little did anyone suspect that the military attaché was one of the world's craftiest spies.
  
  French