n. A device employed to cheat, deceive, or trick, especially a mechanism for the secret and dishonest control of gambling apparatus.n. An innovative or unusual mechanical contrivance; a gadget.n. An innovative stratagem or scheme employed especially to promote a project: an advertising gimmick. n. A significant feature that is obscured, misrepresented, or not readily evident; a catch.n. A small object whose name does not come readily to mind.v. To add gimmicks to; clutter with gadgets or attention-getting details. Often used with up.v. To change or affect by means of a gimmick.