Noun

1. a series of one or more shelves, stacked one above the other
2. a frame on which to hang various items.
3. a device used to torture victims by stretching them beyond their natural limits.
4. a pair of antlers (as on deer, moose or elk).
5. a cut of meat involving several adjacent ribs

   I bought a rack of lamb at the butcher's yesterday.

6. a hollow triangle used for aligning the balls at the start of a game.

   See http://en.wikipedia.org/wiki/Rack_%28billiards%29

7. a woman's breasts.

   She's so perfect, man. Her personality, her looks- speaking of which, you should see her rack. Not only are her tits amazing, but her mom's are, too!'.

8. (rock-climbing, caving) a friction device for abseiling, consisting of 5 or more metal bars on a frame, around which the rope is threaded. Also rappel rack, abseil rack.

Verb

1. To place in or hang on a rack
2. To put the balls into the triangular rack and set them in place on the table.
3. To strike a male in the groin with the knee.

Verb

1. To clarify, and thereby deter further fermentation of, beer, wine or cider by draining or siphoning it from the dregs.

Verb

1. To clarify, and thereby deter further fermentation of, beer, wine or cider by draining or siphoning it from the dregs.