from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Without a motive.
from the GNU version of the Collaborative International Dictionary of English
- adj. Destitute of a motive; not incited by a motive.
from The Century Dictionary and Cyclopedia
- Having no motive or aim; objectless.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. occurring without motivation or provocation
motive + -less (Wiktionary)