Source : Webster's Revised Unabridged Dictionary (1913)

Gest \Gest\, n. [Cf. {Gist} a resting place.]
   1. A stage in traveling; a stop for rest or lodging in a
      journey or progress; a rest. [Obs.] --Kersey.

   2. A roll recting the several stages arranged for a royal
      progress. Many of them are extant in the herald's office.
      [Obs.] --Hanmer.

Gest \Gest\, n.
   A guest. [Obs.] --Chaucer.

Gest \Gest\, n. [OF. geste exploit. See {Jest}.]
   1. Something done or achieved; a deed or an action; an
      adventure. [Obs.] --Chaucer.

   2. An action represented in sports, plays, or on the stage;
      show; ceremony. [Obs.] --Mede.

   3. A tale of achievements or adventures; a stock story.
      [Obs.] --Chaucer. Spenser.

   4. Gesture; bearing; deportment. [Archaic]

            Through his heroic grace and honorable gest.
                                                  --Spenser.

Source : Free On-Line Dictionary of Computing

GEST
     
        {Generic Expert System Tool}