WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the act of conferring legality or sanction or formal warrant
noun.
the power or right to give orders or make decisions
noun.
a document giving an official instruction or command
noun.
official permission or approval
Word Usage
"As you should know once the authorisation is given to use firearms it is then down to the individual officer as to how and when to use their firearm, until authorization is withdrawn. on February 10, 2010 at 1: 27 pm Shafted"