noun

• (collective) A mixture of solid and liquid food scraps fed to pigs etc; especially kitchen waste for this purpose.
• (by extension) Any disgusting or distasteful liquid.
  "I cannot believe anyone could drink this swill."
• (by extension, figurative) Anything disgusting or worthless.
  "This new TV show is a worthless load of swill."
• (informal) A large quantity of liquid drunk at one swallow.
  "He took a swill of his drink and tried to think of words."

verb

• (transitive) To drink (or, rarely, eat) greedily or to excess.
  "[…] well-dressed people, of both sexes, […] devouring sliced beef, and swilling port, and punch, and cider […]"
• (transitive) To wash (something) by flooding with water.
  "As fearfully as doth a galled rock / O’erhang and jutty his confounded base, / Swill’d with the wild and wasteful ocean."
• (transitive) To move (a liquid or liquid-filled vessel) in a circular motion.
  "Jimmie looked lovingly at the flask, smelt it, and then, placing it next his ear, swilled it round to hear the splash of liquor."
• (intransitive, of a liquid) To move around or over a surface.
  "[…] before them, between the high banks of the Vaal, they saw only a world of brown water, streaked with white froth, hurling down upon them. It rose above the foot-board and swilled to the level of the seat."