căchinnus, i, m. [cachinno], a loud laugh, immoderate laughter, a laugh in derision, a jeering.
I Lit. (class in prose and poetry; also in plur.): tum dulces esse cachinni consuerant, Lucr. 5, 1396; so id. 5, 1402: in quo Alcibiades cachinnum dicitur sustulisse, to have set up a loud laugh , Cic. Fat. 5, 10; Suet. Aug. 98: tollere, Hor. A. P. 113: cachinnos irridentium commovere, Cic. Brut. 60, 216: res digna tuo cachinno, Cat. 56, 2; 31, 14; 13, 5: securus, Col. 10, 280: perversus, Ov. A. A. 3, 287: major, Juv. 3, 100; 11, 2: rigidus, id. 10, 31: temulus, Pers. 3, 87: effusus in cachinnos, Suet. Calig. 32: cachinnum edere, id. ib. 57: cachinnos revocare, id. Claud. 41.—*
II Poet., of the sea (cf. 1, cachinno, II.), a plashing , rippling , roaring : leni resonant plangore cachinni, Cat. 64, 273 (cf. Aesch. Prom. 90: ποντίων τε κυμάτων ἀνήριθμον γέλασμα).