v. Simple past tense and past participle of attrite.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. worn by rubbing or friction
Word Usage
"It may get worse when they get close to Baghdad, but, again, heavy Air Force bombing day after day appears to have, to use the Army's word, attrited, that is to say, badly downgraded the units which are supposed to be defending Baghdad."