from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Abnormally or faultily formed.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Not formed correctly; misshapen; deformed.
from The Century Dictionary and Cyclopedia
- Ill-formed; marked by malformation.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. so badly formed or out of shape as to be ugly
From mal- + formed. (Wiktionary)