From Longman Dictionary of Contemporary Englishtime-sharingˈtime-ˌsharing noun [uncountable] 1 technicalTD a situation in which one computer is used by many different people at different terminals at the same time2 DLTthe practice of owning a timeshareFrom Longman Business Dictionarytime-sharingˈtime-ˌsharing noun [uncountable]1COMPUTING a way for a computer to deal with more than one program at the same time, or for a telephone line to deal with more than one set of signals at the same timeConnections are rapidly switched on a time-sharing basis.2PROPERTYTRAVELwhen people buy a holiday home with other people so that they can each spend a period of time there every yearthe sale of time-sharing real estate units —time-share adjective [only before a noun]golf courses, marinas, hotels and time-share developments