Breadcrumb Home > Thesaurus > S Synonyms of sleepover Find synonyms for: Noun 1. sleepover, affair, occasion, social occasion, function, social function usage: an occasion of spending a night away from home or having a guest spend the night in your home (especially as a party for children) WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of sleepover (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: avatar Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language