n a momentary flash of light
n merriment expressed by a brightness or gleam or animation of countenance
n electrical conduction through a gas in an applied electric field
n a small but noticeable trace of some quality that might become stronger
n Scottish writer of satirical novels (born in 1918)
n a small fragment of a burning substance thrown out by burning material or by friction
v put in motion or move to act
v emit or produce sparks