Source : Webster's Revised Unabridged Dictionary (1913)

Footman \Foot"man\, n.; pl. {Footmen}.
   1. A soldier who marches and fights on foot; a foot soldier.

   2. A man in waiting; a male servant whose duties are to
      attend the door, the carriage, the table, etc.

   3. Formerly, a servant who ran in front of his master's
      carriage; a runner. --Prior.

   4. A metallic stand with four feet, for keeping anything warm
      before a fire.

   5. (Zo["o]l.) A moth of the family {Lithosid[ae]}; -- so
      called from its livery-like colors.

Source : WordNet®

footman
     n : a man employed as a servant in a large establishment (as a
         palace) to run errands and do chores