a thing made for a particular purpose; an invention or contrivance, esp. a mechanical or electrical one.
a plan or scheme for effecting a purpose.
a crafty scheme; trick.
a particular word pattern, figure of speech, combination of word sounds, etc., used in a literary work to evoke a desired effect or arouse a desired reaction in the reader: rhetorical devices.
something elaborately or fancifully designed.
a representation or design used as a heraldic charge or as an emblem, badge, trademark, or the like.