n. A particle of ignited substance emitted from a body in combustion; a fiery particle thrown off by burning wood, iron, powder, or other substance.n. Hence A scintillating or flying emanation, literally or figuratively; anything resembling a spark of fire: as, sparks from a gem; a spark of wit.n. A small diamond used with many others to form a setting or frame, as to a cameo or a miniature painting; also, a distinct crystal of diamond with the natural curved edges, suitable for glaziers' use.n. A separate bit or particle of fire or burning matter in an otherwise inert body or mass; hence, a bit of anything, material or immaterial, comparable to this in its nuclear character or possible extension of activity.To emit sparks, as of fire or electricity; sparkle or scintillate.In electricity, to produce sparks at points where the continuity of the circuit is interrupted.To affect by sparks, as of electricity; act upon by the emission or transmission of sparks.To splash with dirt.n. A person of a gay or sprightly character; a gay, lively, showy man (or, rarely, in former use, woman); a “blade” or roysterer.n. A lover; a gallant; a beau.To play the spark or gallant; court.To pay attention to, especially with a view to marriage; court; play the gallant to, in a general sense: as, he is parking Miss Doe; to spark a girl home.