Lewis Short
scăbellum | scăbillum (noun N) : (), , dim. scamnum; cf. Quint. 1, 4, 12.
* A low stool, footstool, cricket, Varr. L. L. 5, 35, 46 fin.; Cato, R. R. 10, 4; Vulg. Psa. 98, 5; id. Isa. 66, 1.
* Transf., an instrument of the nature of the castanet, played on by the foot, esp. used in dramatic representations, Cic. Cael. 27, 65; Suet. Calig. 54; Arn. 2, 73; Aug. Mus. 3 init.
Charlton T. Lewis, Charles Short, A Latin Dictionary