topi n 1: a lightweight hat worn in tropical countries for protection from the sun [syn: {pith hat}, {pith helmet}, {sun helmet}, {topee}, {topi}] 2: a large South African antelope; considered the swiftest hoofed mammal [syn: {sassaby}, {topi}, {Damaliscus lunatus}]
Topi \To"pi\, n. An antelope ({Damaliscus corrigum jimela}) having a glossy purplish brown coat. It is related to the blesbok and is native of East Africa. Also, any of various related varieties of other districts south of the Sahara. [Webster 1913 Suppl.]