sentences:  Its influence in Spain is testified by rumba flamenca and derivatives such as Catalan rumba.The origin of the term rumba remains unknown and no etymological information is provided by the "Diccionario de la lengua española".According to Pascual and Coromines, the word derives from "rumbo", meaning "uproar" (and previously "pomp") and also "the course of a ship", which itself may derive from the word "rombo" ("rhombus"), a symbol used in compasses.