noun

• Any piece of equipment made for a particular purpose, especially a mechanical or electrical one.
• (computer hardware) A peripheral device; an item of hardware.
• A project or scheme, often designed to deceive; a stratagem; an artifice.
• (Ireland) An improvised explosive device, home-made bomb
• (rhetoric) A technique that an author or speaker uses to evoke an emotional response in the audience; a rhetorical device.
• (heraldry) A motto, emblem, or other mark used to distinguish the bearer from others. A device differs from a badge or cognizance primarily as it is a personal distinction, and not a badge borne by members of the same house successively.
• (archaic) Power of devising; invention; contrivance.
• (law) An image used in whole or in part as a trademark or service mark.
• (printing) An image or logo denoting official or proprietary authority or provenience.
• (obsolete) A spectacle or show.
• (obsolete) Opinion; decision.