The Collaborative International Dictionary
Self-moving
Self-moving \Self`-mov"ing\, a. Moving by inherent power, without the aid of external impulse.
WordNet
self-moving
adj. designed to activate or move or regulate itself; "a self-activating sprinkler system" [syn: self-acting, self-activating, self-regulating]
Usage examples of "self-moving".
I took my pistols and placed myself near the self-moving door of the cellar, holding a dark lantern in my hand.