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Salsa music is Cuban, Puerto Rican and Dominican Republicn popular dance music. The term salsa was initially promoted and marketed in New York City during the 1970s. Salsa comprises various musical genres including the Cuban son montuno, guaracha, chachacha, chachachÃ¡, mambo and to a certain extent. bolero
-s. 1  1a : a lively stamping Spanish solo dance b : music for this dance. 2  2a : a lively Cuban dance tune in 6â8 time b : a ballroom dance with a box step developed in Cuba from the Spanish model.