v. To destroy; to cause (a made article) to lose its nature.
the GNU version of the Collaborative International Dictionary of English
v. To destroy the form and qualities of; to deprive of being; to uncreate.
The Century Dictionary and Cyclopedia
To destroy the essential form and qualities of; cause to cease to exist; annihilate; uncreate; annul, reverse, or essentially change the nature or office of.
To leave unmade, unformed, uncreated, or unfashioned.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. deprive of certain characteristics
Word Usage
"It isn't well to make up our minds fully until we have heard all sides, lest we have them to unmake, which is always more or less painful."