A speed contest is an event in which participants compete to see who can complete a course or distance in the shortest amount of time. The term 'speed contest' can be broken down into three crossword solutions: RACE (4 letters), RACING (6 letters), and hundredyarddash (15 letters). RACE and RACING refer to the act of competing against others in a contest, while hundredyarddash refers to a specific type of speed contest in which participants RACE a distance of 100 yards.