or flannel, subs. (old).Gin and beer, with nutmeg, sugar, etc., made hot.
1789. G. PARKER, Lifes Painter, p. 144. A mixed kind of liquor when drank in a morning it is called FLANNEL.
1858. A. MAYHEW, Paved with Gold, bk. III., ch. iii., p. 269. A jug of what he termed HOT FLANNEL for threea mixture of gin, beer, and eggs.