mbira (plural mbiras)
- (music) A thumb piano, a musical instrument having a small sound box fitted with a row of tuned tabs that are plucked with the thumbs, originating among the Shona of southern Africa; any type of plucked lamellophone of the same type as the Shona instrument.
- 2003. "Mbira (Thumb Piano)". Continuum Encyclopedia of Popular Music. Edited by John Shepherd. Pg. 388.