an ingenious or novel device, scheme, or stratagem, esp. one designed to attract attention or increase appeal.
a concealed, usually devious aspect or feature of something, as a plan or deal: An offer that good must have a gimmick in it somewhere.
a hidden mechanical device by which a magician works a trick or a gambler controls a game of chance.
Electronics Informal . a capacitor formed by intertwining two insulated wires.
–verb (used with object)
to equip or embellish with unnecessary features, esp. in order to increase salability, acceptance, etc. (often fol. by up ): to gimmick up a sports car with chrome and racing stripes.
–verb (used without object)
to resort to gimmickry, esp. habitually.