From Longman Dictionary of Contemporary Englishsmall office/home officeˌsmall office/ˈhome office noun [countable] (abbreviation SOHO) a room in someone’s home, with electronic equipment such as a computer and a fax machine, that is used as a place in which to workFrom Longman Business Dictionarysmall office/home officeˌsmall ˌoffice/ˈhome ˌoffice written abbreviation SOHO [countable] a room in someone’s home where they work, which usually has equipment such as a computer → office