from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. megacoaster
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a roller coaster that goes up 200 feet or higher and can catapult riders from 0 to 70 mph in 4 seconds by motors originally designed to launch rockets
hyper- + coaster (Wiktionary)