Liner - Definition

n 1: (baseball) a hit that flies straight out from the batter;
"the batter hit a liner to the shortstop" [syn: liner,
line drive]
2: a protective covering that protects an inside surface [syn:
lining, liner]
3: a piece of cloth that is used as the inside surface of a
garment [syn: liner, lining]
4: a large commercial ship (especially one that carries
passengers on a regular schedule) [syn: liner, ocean
liner]