Meaning

• (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) Anything disgusting or worthless.

  "This new TV show is a worthless load of swill."

• A large quantity of liquid drunk at one swallow.

  "He took a swill of his drink and tried to think of words."

• Inexpensive beer or alcohol.

• (Ultimate Frisbee) A badly-thrown pass.

Meaning

• To drink (or, rarely, eat) greedily or to excess.

• To wash (something) by flooding with water.

• To move (a liquid or liquid-filled vessel) in a circular motion.

• (of a liquid) To move around or over a surface.

• To inebriate; to fill with drink.

• To feed swill to (pigs).