upholsterer Syllabification: (up·hol·ster·er)Pronunciation: /əpˈhōlstərər, əˈpōl-/Translate upholsterer | into German | into Italian Definition of upholsterer noun a person who upholsters furniture, especially professionally. Origin: early 17th century: from the obsolete noun upholster (from uphold in the obsolete sense 'keep in repair') + -sterupholsterer in other Oxford dictionaries Definition of upholsterer in the British & World English dictionary