Decoy v. t. : To lead into danger by artifice; to lure into a net or snare; to entrap; to insnare; to allure; to entice; as, to decoy troops into an ambush; to decoy ducks into a net.

Decoy n. : Anything intended to lead into a snare; a lure that deceives and misleads into danger, or into the power of an enemy; a bait.

Decoy n. : A fowl, or the likeness of one, used by sportsmen to entice other fowl into a net or within shot.

Decoy n. : A place into which wild fowl, esp. ducks, are enticed in order to take or shoot them.

Decoy n. : A person employed by officers of justice, or parties exposed to injury, to induce a suspected person to commit an offense under circumstances that will lead to his detection.

Example:
What's the difference between the LG Decoy and the LG Decoy Limited Edition?

Taxonomy
decoys, receptor, Duck Decoys, folk art, substrate, protein, configurations, Decoy Collectors, collectors, free encyclopedia, simulations, protein model, native state, Wm, Antique Duck Decoys, Mason Decoys, protein folding, Collectors Association.

Defination from the web:
decoy is usually a person, device or event meant as a distraction to conceal what an individual or a group might be looking for. ... The decoy in war may for example be a wooden fake tank, designed to be mistaken by bomber plane crews to ... Main article Waterfowl decoy collecting ...