slit-drum

or slit drum

[slit-druhm]
noun
  1. a hollowed-out log with a long, narrow slit, beaten with a stick or stamped upon to produce a drumming sound, found in many cultures since ancient times.

Origin of slit-drum

First recorded in 1955–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018