'Tam-tam' definitions:

Definition of 'tam-tam'

From: WordNet
noun
A percussion instrument consisting of a metal plate that is struck with a softheaded drumstick [syn: gong, tam-tam]

Definition of 'Tam-tam'

From: GCIDE
  • Tam-tam \Tam"-tam`\, n. [Hind.; of imitative origin.] (Mus.) (a) A kind of drum used in the East Indies and other Oriental countries; -- called also tom-tom. (b) A gong. See Gong, n., 1. [1913 Webster]