Definition of "roller"

(heading) Anything that rolls.

1. Any rotating cylindrical device that is part of a machine, especially one used to apply or reduce pressure.  examples

2. A cylindrical (or approximately cylindrical) item used under a heavy object to facilitate moving it; usually several are needed.  examples

3. A person who rolls something, such as cigars or molten metal.  examples

4. (cricket) A large rolling device used to flatten the surface of the pitch.  examples

5. A cylindrical tool for applying paint or ink.  quotations  examples

   Quotations

   • The deposit of color on the stone is transmitted to the metal by the lithographic roller the same as for paper.

     1857, Patents for Inventions: Abridgments of Specifications, page 118

6. An agricultural machine used for flattening land and breaking up lumps of earth.  examples

7. One of a set of small cylindrical tubes used to curl hair.  examples

8. A roller towel.  examples

9. A small wheel, as of a caster, a roller skate, etc.  quotations  examples

   Quotations

   • The cable used for hauling the wagons on the incline may still be seen, but several of the guiding rollers have disappeared.

     1947 March and April, “Notes and News: The Edge Hill Light Railway”, in Railway Magazine, page 116

10. A rolling element inside a roller bearing: a small cylinder or sphere of metal.  examples

11. (cycling) One of a set of rolling cylinders allowing a rider to practise balance while training indoors.  examples

12. Any insect whose larva rolls up leaves, especially those in family Tortricidae.  examples

13. A dung beetle that rolls dung into balls.  examples

14. The cylinder snakes, small ground snakes of the genus Cylindrophis.  examples

15. A rolling pin  examples

16. (disc golf) A throw which involves the player throwing the disc in a way that makes it roll, by that being able to travel further than if thrown in the air. Only used on holes with open areas with short or no grass.  examples

A long wide bandage used in surgery.  examples

A large, wide, curling wave that falls back on itself as it breaks on a coast.  quotations  examples

(heading) A bird.

1. A breed or variety of roller pigeon that rolls (i.e. tumbles or somersaults) backwards (compare Penson roller, Birmingham roller, tumbler).  examples

2. Any of various aggressive birds, of the family Coraciidae, having bright blue wings and hooked beaks.  examples

A police patrol car or patrolman (rather than an unmarked police car or a detective)  examples

A padded surcingle that is used on horses for training and vaulting.  examples

(television, film) A roll of titles or (especially) credits played over film or video; television or film credits.  quotations  examples

(slang) A wheelchair user.

(slang, informal) A Rolls-Royce motorcar.

(slang, music) A type break that consists of drum rolls; a drum and bass track made with such breaks.

(intransitive) To roller skate.  quotations  examples