n. One who spoils; a plunderer; a pillager; a robber; a despoiler.n. One who corrupts, mars, or renders useless.n. A document, review or comment that discloses the ending or some key surprise, or twist in a story.n. A device to reduce lift.n. A device to reduce lift and increase downforcen. An individual (or organisation etc.), unable to win themselves, who spoils the chances of another's victory.n. A comprehensive list of objects and their characteristics.