from The American Heritage® Dictionary of the English Language, 4th Edition
- v. Past participle of underdo.
- adj. Not sufficiently cooked: an underdone turkey.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. insufficiently cooked; undercooked
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. insufficiently cooked
under- + done (Wiktionary)