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English definition of “roller”

roller

noun (MACHINE/DEVICE)    /ˈrəʊ.lər/ US  /ˈroʊ.lɚ/
[C] a tube-shaped object in a machine that turns over and over in order to carry things along or press them down or together: As the hot metal passed between the huge rollers it was pressed into thin sheets .Machine parts [C usually plural] a tube-shaped device , often heated , that women use to curl their hair : She answered the door with her rollers in.Care for the hair [C] a heavy machine used to make surfaces smooth and flat : The men used a roller to flatten the tarmac . → See also steamroller nounMachinery and machinesHousehold equipment and domestic choresTrucks, vans and caravans
(Definition of roller noun (MACHINE/DEVICE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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