skirting plate

skirting plate

[′skərd·iŋ ‚plāt]
(ordnance)
A thin plate which is placed a considerable distance in front of the main armor plate and which acts as a passive form of resistance to the jet of shaped-charge ammunition.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.