Noun
idakka (plural idakkas)
(music) An hourglass-shaped drum originating in Kerala in India; it is struck with a stick, and its pitch can be altered by means of the lacing between the two heads.
Rajeev, Hariharan and Narayanan Nambiar, all artistes from Kalamandalam will be on mizhavu, where as Kalanilayam Unnikrishnan will play the Idakka and Kalanilayam Haridas will be in charge of the elaborate make-up of the artistes,” he adds. Source: Internet