1. The quality of being in accord with standards of right or good conduct.
2. A system of ideas of right and wrong conduct: religious morality; Christian morality.
3. Virtuous conduct.
4. A rule or lesson in moral conduct.

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.