A skirt made of narrow metal plates worn as armor.
[Late Middle English, from Middle French tonnellet, from diminutive of Old French tonnelle, tubular trellis or net; see tunnel.]
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.
(Arms & Armour (excluding Firearms)) the skirt of a suit of armour, consisting of overlapping metal bands
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014