Crouch is also us â¦ ed as a noun for the act of crouching. Example sentences: Verb: We can't all crouch together in the same place and still remain hidden. Noun: I caught him in a crouch as if he had to stalk the last piece of cake. 2 people found this useful.
Coca (Erythroxylum coca), tropical shrub, of the family Erythroxylaceae, the leaves of which are the source of the drug cocaine.
Cocaine is a powerfully addictive stimulant drug. For thousands of years, people in South America have chewed and ingested coca leaves (Erythroxylon coca), the source of cocaine, for their stimulant effects. 1,2 The purified chemical, cocaine hydrochloride, was isolated from the plant more than 100 years ago.