WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a disposition to be sly and stealthy and to do things surreptitiously
Word Usage
"At that moment she saw Gil Huntley beckoning to her with a frantic kind of furtiveness that was a fair mixture of pinched-together eyebrows and slight jerkings of the head, and a guarded movement of his hand that hung at his side."