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1. Relating to or exhibiting catatonia.
2. Informal So tired or exhausted that one can barely move: "We arrived in Marostica the following day, hungry, cranky, and catatonic with jet lag" (Davis Phinney).
A person who has catatonia.
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.
in a catatonic or exceedingly rigid manner
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014