Source : Webster's Revised Unabridged Dictionary (1913)

Giant \Gi"ant\, n. [OE. giant, geant, geaunt, OF. jaiant, geant,
   F. g['e]ant, L. gigas, fr. Gr. ?, ?, from the root of E.
   gender, genesis. See {Gender}, and cf. {Gigantic}.]
   1. A man of extraordinari bulk and stature.

            Giants of mighty bone and bold emprise. --Milton.

   2. A person of extraordinary strength or powers, bodily or
      intellectual.

   3. Any animal, plant, or thing, of extraordinary size or
      power.

   {Giant's Causeway}, a vast collection of basaltic pillars, in
      the county of Antrim on the northern coast of Ireland.