- any of various African boxlike musical instruments, such as the kalimba or mbira, having tuned strips of metal or wood that vibrate when played with the thumbs.
Origin of thumb piano
First recorded in 1940–45
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- another name for mbira
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012