from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A very large, luxurious oceangoing passenger ship.
- n. A railway car that is fitted with more capacious, comfortable, or luxurious accommodations than usual.
- n. A railway train composed of such cars.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An ocean liner or cruise liner of over 10,000 gross tons.
super- + liner (Wiktionary)