dried-up adj 1. informal old and dull 2. suffering from lack of water: dried-up grass. 3. empty of water: a dried-up river bed. Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014dried?-up? adj. 1. depleted of water or moisture; gone dry. 2. shriveled with age; wizened. [1810?20] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.