a cylinder that rotates about a central axis and is used in various machines and devices to move, flatten, or spread something
the sheets moved through rollers and down the folding machine
use a roller to resettle turf laid during autumn and winter
relating to or involving roller skates
roller hockey
a brightly coloured crow-sized bird with predominantly blue plumage, having a characteristic tumbling display flight
a bird of a breed of tumbler pigeon
a breed of canary with a trilling song
a car made by Rolls-Royce