Dictionary

Someone who fits a lining to something.

Example: 1973, A good liner has a pretty shrewd idea of the value of the painting he is treating and usually charges accordingly. — Kyril Bonfiglioli, Don't Point That Thing at Me (Penguin 2001, p. 41)

A removable cover or lining

Example: I threw out the trash can liner.

The pamphlet which is contained inside an album of music or movie

Example: Does it have the lyrics in the liner notes?

A lining within the cylinder of a steam engine, in which the piston works and between which and the outer shell of the cylinder a space is left to form a steam jacket.

A large passenger-carrying ship, especially one on a regular route; an ocean liner.

A ship of the line.

A line drive.

A basic salesperson.