Definition of pilots:
(n) :
A person who steers a ship, a helmsman.
(n) :
A person who knows well the depths and currents of a harbor or coastal area, who is hired by a vessel to help navigate the harbor or coast.
(n) :
A guide book for maritime navigation.
(n) :
An instrument for detecting the compass error.
(n) :
(Australia, road transport, informal) A pilot vehicle.
(n) :
(Australia, road transport) A person authorised to drive such a vehicle during an escort.