reco-reco
/ˈrɛkəʊˈrɛkəʊ/ /ˈxɛkəʊˈxɛkəʊ/(also recoreco)
noun
In Latin American music: a percussion instrument consisting of a hollow tube or gourd with a ribbed outer surface which produces a rasping sound when rubbed with a stick.
Origin
1940s; earliest use found in The New York Times. From Brazilian Portuguese reco-reco, apparently imitative of the sound produced by this instrument.