guiro

[gweer-oh; Spanish gee-raw]
noun, plural gui·ro.
  1. a South American musical instrument consisting of a hollow gourd with serrated surface that is scraped with a stick.

Origin of guiro

1895–1900; < American Spanish güiro, literally, gourd, probably < Taino
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018