rack

A series of one or more shelves, stacked one above the other

Any of various kinds of frame for holding luggage or other objects on a vehicle or vessel.

(historical) A device, incorporating a ratchet, used to torture victims by stretching them beyond their natural limits.

(nautical) A piece or frame of wood, having several sheaves, through which the running rigging passes.

(nautical, slang) A bunk.

(nautical, by extension, slang, uncountable) Sleep.

A distaff.

(mechanical engineering, rail transport) A bar with teeth on its face or edge, to work with those of a gearwheel, pinion, or worm, which is to drive or be driven by it.

(mechanical engineering) A bar with teeth on its face or edge, to work with a pawl as a ratchet allowing movement in one direction only, used for example in a handbrake or crossbow.

A cranequin, a mechanism including a rack, pinion and pawl, providing both mechanical advantage and a ratchet, used to bend and cock a crossbow.

A set of antlers (as on deer, moose or elk).

A cut of meat involving several adjacent ribs.

(billiards, snooker) A hollow triangle used for aligning the balls at the start of a game.

(slang, vulgar) A woman's breasts.

(climbing, caving) A friction device for abseiling, consisting of a frame with five or more metal bars, around which the rope is threaded.

(climbing, slang) A climber's set of equipment for setting up protection and belays, consisting of runners, slings, carabiners, nuts, Friends, etc.

A grate on which bacon is laid.

(algebra) A set with a distributive binary operation whose result is unique.

(Britain, slang) A thousand pounds (£1,000), especially if proceeds of crime