Learn how to say Coca correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word coca:
a tropical American shrub grown for its leaves, which are the source of cocaine.
Erythroxylum coca, family Erythroxylaceae
[mass noun] the dried leaves of the coca shrub, which are mixed with lime and chewed as a stimulant by the indigenous people of western South America.
late 16th century: from Spanish, from Aymara kuka or Quechua koka