What is "set line"

Set \Set\ (s[e^]t), a.

1. Fixed in position; immovable; rigid; as, a set line; a set countenance.

2. Firm; unchanging; obstinate; as, set opinions or prejudices.

3. Regular; uniform; formal; as, a set discourse; a set battle. ``The set phrase of peace.''
   --Shak.

4. Established; prescribed; as, set forms of prayer.

5. Adjusted; arranged; formed; adapted. Set hammer.

   1. A hammer the head of which is not tightly fastened upon the handle, but may be reversed.
      --Knight.

   2. A hammer with a concave face which forms a die for shaping anything, as the end of a bolt, rivet, etc.

      Set line, a line to which a number of baited hooks are attached, and which, supported by floats and properly secured, may be left unguarded during the absence of the fisherman.

      Set nut, a jam nut or lock nut. See under Nut.

      Set screw (Mach.), a screw, sometimes cupped or printed at one end, and screwed through one part, as of a machine, tightly upon another part, to prevent the one from slipping upon the other.

      Set speech, a speech carefully prepared before it is delivered in public; a formal or methodical speech.