swish1 n Cp [1929] BOWEN 20 bulling a cask
(similar sense). Liquor produced by pouring water into a recently emptied rum barrel.
1973 Daily News 2 May, p. 4 "Swish": Into the barrels from the Store / So much hot water you would pour / A three buck deal, but now it's more / Swish will cost ten dollars. / Liquor soaked into the wood / Drawn out by water as it should / A swishy product makes that good / Swish will cost ten dollars. C 75-130 Water [is] put in a rum barrel and left to stand. The alcohol comes out of the wood and forms swish.
