Zed·e·ki·ah (z?d??-k???) Sixth century bc. The last king of Judah (597-586 bc). He revolted unsuccessfully (588-586) against Nebuchadnezzar II and was sent to captivity in Babylon, where he died.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.Zedekiah (?z?d??ka??) n (Bible) Old Testament the last king of Judah, who died in captivity at Babylon. Douay spelling: Sedecias Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014