Definitions
1.NounA person who steers a ship, a helmsman.
2.NounA person who knows well the depths, shoals, and currents of a harbor or coastal area, who is hired by a vessel to help navigate the harbor or coast.
3.NounA guide book for maritime navigation.
4.NounAn instrument for detecting the compass error.
5.NounA pilot vehicle.
6.NounA person authorised to drive such a vehicle during an escort.
7.NounA guide or escort through an unknown or dangerous area.
8.NounSomething serving as a test or trial."We would like to run a pilot in your facility before rolling out the program citywide."
9.NounThe heading or excavation of relatively small dimensions, first made in the driving of a larger tunnel.
10.NounA tone or signal, usually a single frequency, transmitted over a communications system for control or synchronization purposes.
11.NounA person who is in charge of the controls of an aircraft.
12.NounA sample episode of a proposed TV series produced to decide if it should be made or not. If approved, typically the first episode of an actual TV series.
13.NounA cowcatcher.
14.NounA racing driver.
15.NounA pilot light.
16.NounOne who flies a kite.
17.NounA short plug, sometimes made interchangeable, at the end of a counterbore to guide the tool.
18.AdjectiveMade or used as a test or demonstration of capability."a pilot run of the new factory; The pilot plant showed the need for major process changes."
19.AdjectiveUsed to control or activate another device."a pilot light"
20.AdjectiveBeing a vehicle to warn other road users of the presence of an oversize vehicle or combination."a pilot vehicle"
21.VerbTo control (an aircraft or watercraft).
22.VerbTo guide (a vessel) through coastal waters.
23.VerbTo test or have a preliminary trial of (an idea, a new product, television show, etc.)
24.VerbTo serve as the leading locomotive on a double-headed train.
25.VerbTo guide or conduct (a person) somewhere.