the GNU version of the Collaborative International Dictionary of English
ad. In an undue manner.
The Century Dictionary and Cyclopedia
In an undue manner or degree; wrongly; improperly; excessively; inordinately.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
ad. to an undue degree
Word Usage
"Drawing attention to what he called unduly stringent time regulations and unstructured or inconclusive meetings, Ledger said not all interested parties had been given a chance to comment on the plan."