transitory target
transitory target
[′trans·ə‚tȯr·ē ′tär·gət] (ordnance)
A target that obtains only for a limited period of time, as in the case of a troop concentration which may be dissipated in a short time.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.