from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Exceeding what is appropriate or normal; excessive: "I was grateful, without showing undue excitement” ( Katherine Mansfield).
- adj. Not just, proper, or legal: undue use of force.
- adj. Not yet payable or due: an undue loan.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Excessive; going beyond that what is natural or sufficient.
- adj. That which ought not to be done; illegal; unjustified.
- adj. Not owing or payable.
from the GNU version of the Collaborative International Dictionary of English
- adj. Not due; not yet owing.
- adj. Not right; not lawful or legal; improper.
- adj. Not agreeable to a rule or standard, or to duty; disproportioned; excessive; immoderate; inordinate.
from The Century Dictionary and Cyclopedia
- Not due; not yet demandable by right; not yet owing: as, a debt, note, or bond undue.
- Not right; not lawful; improper; unworthy: as, an undue proceeding.
- Erring by excess; excessive; inordinate; disproportioned: as, an undue regard to the externals of religion; an undue attachment to forms; an undue rigor in the execution of law.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. not appropriate or proper (or even legal) in the circumstances
- adj. not yet payable
- adj. lacking justification or authorization
- adj. beyond normal limits
From un- + due (Wiktionary)