[f. CLACK v.1 + -ING1.] The action of the vb. CLACK: a. the making of a sharp, hard noise.
156578. Cooper, Thesaurus, Closmus, a clacking with the tongue to cheare a horse.
c. 1610. Sir J. Melvil, Mem. (1735), 393. The clacking of their Culverins and Pistols.
1832. Marryat, N. Forster, xxviii. Clacking of pattens.
1858. Carlyle, Fredk. Gt. (1865), II. IV. ix. 23. A common Mill its clacking audible upon the common Stream.
b. Chatter of tongues; noisy talk.
1586. T. B., La Primaud. Fr. Acad., II. (1594), 118. When they adde to their clacking euill speech and backe-biting.
1620. Bp. Hall, Hon. Mar. Clergy, § 19. 107 (T.). To wearie the World with this foolish clacking.
1863. B. Taylor, H. Thurston, i. 19. Again the clacking of tongues rose high and shrill.