from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Superlative of damned.
- n. All that is possible; the utmost: did my damnedest to deliver the term paper on time.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. superlative form of damned: most damned.
- adj. Surprising, remarkable, amazing.
- n. One's best effort.
Sorry, no etymologies found.