- roller [rōl′ər]n.1. a person or thing that rolls (in various senses)2. any of various rolling cylinders or wheels; specif.,a) a cylinder of metal, wood, etc. over which something is rolled for easier movementb) a cylinder on which something is rolled up or wound [the roller of a shade, a hair roller]c) a heavy cylinder of metal, stone, etc. used to crush or smooth somethingd) a cylinder covered with a napped fabric, fixed on a tool with a handle and used for applying painte) Printing a cylinder, usually of hard rubber, for spreading ink on the form just before the paper is impressed3. a long bandage in a roll4. a heavy, swelling wave that breaks on the shoreline5. any of various birds that roll (in various senses); specif.,a) any of a family (Coraciidae) of Old World, tropical coraciiform birds that roll and tumble in flight, as the Eurasian roller ( Coracias garrulus)b) a canary that rolls, or trills, its notesadj.of or having to do with roller skating [roller rink]SYN.- WAVE
English World dictionary. V. Neufeldt. 2014.