Definitions
1.NounAny piece of equipment made for a particular purpose, especially a mechanical or electrical one.
2.NounA peripheral device; an item of hardware.
3.NounA project or scheme, often designed to deceive; a stratagem; an artifice. 1602, Shakespeare, The Merry Wives of Windsor. "This is our device,/ That Falstaff at that oak shall meet with us."
4.NounAn improvised explosive device, home-made bomb
5.NounA technique that an author or speaker uses to evoke an emotional response in the audience; a rhetorical device.
6.NounA 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.
7.NounPower of devising; invention; contrivance.
8.NounAn image used in whole or in part as a trademark or service mark.
9.NounAn image or logo denoting official or proprietary authority or provenience.
10.NounAny specific class of wordplay element in a cryptic crossword.
11.NounA spectacle or show.
12.NounOpinion; decision.