a cover of cloth or other material for a piece of furniture, as an upholstered chair or sofa, made so as to be easily removable.
a book jacket.
verb (used with object)
to cover with a slipcover.
Origin of slipcover
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
US and Canadian a fitted but easily removable cloth cover for a chair, sofa, etcAlso called (in Britain and certain other countries): loose cover
US and Canadian a book jacket; dust cover
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012