skiffle

/ˈskɪfəl/
noun
  1. A style of folk music popular in the 1950s, played with homemade or inexpensive instruments such as washboards, jugs, and acoustic guitars.
    • The band's skiffle sound featured a washboard and a tea-chest bass.
    • My grandfather used to play skiffle music with his friends on the porch.
    • Skiffle became popular in Britain before the rise of rock and roll.