from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To extend or cause to extend outward.
- n. Something, such as an outcropping of rocks, that extends outward.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Something that extends outwards, especially such an outcrop of rock
- v. To extend outwards
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an outcropping of rock that extends outward
From out + thrust. (Wiktionary)