Definitions
1.Nounspoiler (document, review or comment that discloses the ending or some key surprise or twist in a story)
2.Nounspoiler
3.Nounaft extension of the hull, increasing the floating length and reducing drag
4.Nounarticulated rear part of the upper of a ski or other sports boot
5.Nounplastic device attached to the front of downhill skis to prevent vibration or crossing