(1):

(n.) A metal eye or socket attached to the sternpost to receive the pintle of the rudder.

(2):

(n.) The pin of iron fastened in the end of a wooden shaft or axle, on which it turns; formerly, any journal, or pivot, or bearing, as the pintle and eye of a hinge, but esp. the end journal of a horizontal.

(3):

(n.) A person easily duped or cheated.

(4):

(v. t.) To deprive fraudulently; to cheat; to dupe; to impose upon.

(5):

(n.) What may be got without skill or merit.

(6):

(n.) A small European freshwater fish (Gobio fluviatilis), allied to the carp. It is easily caught and often used for food and for bait. In America the killifishes or minnows are often called gudgeons.