1 in business
ADJ. biggest, chief, leading, main, major | fierce, serious, strong The company has no serious competitors in this area. | closest, direct, nearest | domestic, local | foreign, international, overseas
PREP. ~ for fierce competitors for the dominant position in the Asian market
2 person who takes part in a competition
ADJ. strong, top She is one of the sport's top competitors. | successful
COMPETITOR + VERB enter sth Ten competitors entered the race.