A small particle of fire or ignited substance which is emitted by a body in combustion.
- An incandescent particle, especially:
- One thrown off from a burning substance.
- One resulting from friction.
- One remaining in an otherwise extinguished fire; an ember.
- A glistening particle, as of metal.
- A flash of light, especially a flash produced by electric discharge.
- A short pulse or flow of electric current.
- A trace or suggestion, as:
- A quality or feeling with latent potential; a seed or germ: the spark of genius.
- A vital, animating, or activating factor: the spark of revolution.
- Informal A radio operator aboard a ship.
- Electricity The luminous phenomenon resulting from a disruptive discharge through an insulating material.
- Electricity The discharge itself.
- To give off sparks.
- To give an enthusiastic response.
- To operate correctly. Used of the ignition system of an internal-combustion engine.
- To set in motion; activate: The incident sparked a controversy.
- To rouse to action; spur: A cheering crowd sparked the runner to triumph.
- An elegantly dressed, highly self-conscious young man.
- A male suitor; a beau.
- To court or woo.
- To play the suitor.