racing

(noun) the sport of engaging in contests of speed.

(verb) move fast. Synonyms: rush, hotfoot, hasten, hie, speed, race, pelt along, rush along, cannonball along, bucket along, belt along, step on it. Examples: "He rushed down the hall to receive his guests." "The cars raced down the street."

(verb) compete in a race. Synonyms: race, run. Examples: "He is running the marathon this year." "Let's race and see who gets there first."

(verb) to work as fast as possible towards a goal, sometimes in competition with others. Synonyms: race. Example: "We are racing to find a cure for aids."

(verb) cause to move fast or to rush or race. Synonyms: race, rush. Example: "The psychologist raced the rats through a long maze."