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1.
in select company, especially in the circle of the influential and powerful
He was not able to get critical information regarding corporate decisions because he was not in the loop.
by Paul Kusinitz January 23, 2003
 
2.
In select company, especially in association with a circle of powerful people
If this man is in the loop, than he is probably not going to help us.
by The Return of Light Joker August 04, 2009
 
3.
(adj.) in the ability to affect outcome of a situation, or knowledgeable of all aspects that are not given to outsiders.
He said no grunts were to be in the loop of the invasion until a day beforehand.


Kev was in the loop of thier social group, and tore them apart with lies.
by Kung-fu Jesus July 17, 2004
 
4.
A person is in the loop when they are privy to all the most recent slang words and to the teen and young adult culture ect.
John is in the loop.
by Deep blue 2012 December 08, 2009