Green’s Dictionary of Slang

a euph. for to vomit.

1742		N. Hooke Sarah-Ad 20: Now the most plaguy Cropsick was, / And had cascaded I suppose; / For at her Bed’s-Head slily stood / A half-drank Pitcher of Home-brew’d.
1771		Smollett Humphrey Clinker (1925) II 182: She was supported by the captain [...] while she cascaded in his urn.
c.1786		Grose Classical Dict. of the Vulgar Tongue ms. additions .
1788, 1796		Grose Classical Dict. of the Vulgar Tongue (2nd, 3rd edn).
1811		Lex. Balatronicum.
1832		Ely’s Hawk & Buzzard (NY) Sept. 29 n.p.: He got so drunk that he cascaded in the bed he lay in.
1833		M. Scott Tom Cringle’s Log (1862) 61: Glory! why, I daresay five hundred rank and file, at the fewest, were all cascading at one and the same moment, — a thousand poor fellows turned outside in.
1838		R.S. Surtees Jorrocks Jaunts (1874) 168: In attempting to reach the side of the boat, he cascaded over the sergeant, and they rolled over each other, senseless and helpless upon deck.
1842		Whip & Satirist of NY & Brooklyn (NY) 10 Sept. n.p.: She is horred [sic] to look at and her habits filthy and disgusting [...] All who would cascade need but look at the filthy — .
1862		E. de la Bédollière Londres et les Anglais 313/1: cascade, (Voy, Accounts).
1870		Hotten Sl. Dict.
1882		Sydney Sl. Dict. (2 edn) 2: Cascade - To vomit.
1889–90		Barrère & Leland Dict. of Sl., Jargon and Cant.
1943, 1950, 1966		in DARE.