a framework, typically with rails, bars, hooks, or pegs, for holding or storing things

a spice rack

a letter rack

a cogged or toothed bar or rail engaging with a wheel or pinion, or using pegs to adjust the position of something

a steering rack

an instrument of torture consisting of a frame on which the victim was stretched by turning rollers to which the wrists and ankles were tied

a triangular structure for positioning the balls in pool

a woman's breasts

that chick's got a nice rack

a set of antlers

moose have the most impressive racks of all the antlered animals

a bed

cause extreme pain, anguish, or distress to

he was racked with guilt

place in or on a rack

the shoes were racked neatly beneath the dresses

move by a rack and pinion

raise (rent) above a fair or normal amount

a horse's gait in which both hoofs on either side in turn are lifted almost simultaneously, and all four hoofs are off the ground together at certain moments

(of a horse) move with a rack gait

go away

‘Rack off mate, or you're going to cop it,’ he bellowed

a joint of meat, typically lamb, that includes the front ribs

my favourite dish on the menu was a densely seasoned rack of lamb

draw off (wine, beer, etc.) from the sediment in the barrel

the wine is racked off into large oak casks

a mass of high, thick, fast-moving clouds

there was a thin moon, a rack of cloud

(of a cloud) be driven before the wind

a thin shred of cloud racking across the moon