Thomp ‧ son, Da ‧ ley /ˈtɒmps ə n $ ˈtɑː-, ˈdeɪli/ BrE AmE
(1958–) a British ↑ athlete who competed in the ↑ decathlon (=competition with ten different events, including running short and long distances and jumping over a high bar) . He held the world record for several years, and won ↑ gold medal s at the 1980 and 1984 ↑ Olympic Games .