v. [f. L. cachinnā-re: see -ATE.] intr. To laugh loudly or immoderately.
1824. De Quincey, Walladmor, in London Mag., X. 354. Not a publisher but cachinnates from Leipsic to Moscow.
1837. Fraser’s Mag., XVI. 432. Groggan … only cachinnated the more vehemently.
