D defs.my
Entry 1 sense Webster, 1913

Ragtime

· Rag·time · IPA /ˈɹæɡˌtaɪm/
01 n. a rhythm with a regular accompaniment in two-four time and a melody characterized by syncopation, first recognized in many negro melodies; …
  1. 1.
    a rhythm with a regular accompaniment in two-four time and a melody characterized by syncopation, first recognized in many negro melodies; also a style of American music in this rhythm.(Mus.)