sorority, singular; sororities, plural 1. A body or company of women united for some common objective; especially, for devotional purposes; in the U.S., the female section of a church congregation. 2. A women's society in a college or university. 3. A group of women or girls joined together by common interests, for fellowship, etc.; specifically, a... Found on http://www.wordinfo.info/words/index/info/view_unit/1990/