(1):

(v. t.) To direct the course of, as of a ship, where navigation is dangerous.

(2):

(n.) One who flies, or is qualified to fly, a balloon, an airship, or a flying machine.

(3):

(n.) A short plug at the end of a counterbore to guide the tool. Pilots are sometimes made interchangeable.

(4):

(v. t.) To fly, or act as pilot of (an aircraft).

(5):

(n.) The cowcatcher of a locomotive.

(6):

(n.) The heading or excavation of relatively small dimensions, first made in the driving of a larger tunnel.

(7):

(n.) One employed to steer a vessel; a helmsman; a steersman.

(8):

(n.) Specifically, a person duly qualified, and licensed by authority, to conduct vessels into and out of a port, or in certain waters, for a fixed rate of fees.

(9):

(n.) Figuratively: A guide; a director of another through a difficult or unknown course.

(10):

(n.) An instrument for detecting the compass error.

(11):

(v. t.) Figuratively: To guide, as through dangers or difficulties.