roller

noun (1)
roll·​er | \ˈrō-lər \

Definition of roller 

(Entry 1 of 2)

1a : a revolving cylinder over or on which something is moved or which is used to press, shape, spread, or smooth something

b : a cylinder or rod on which something (such as a shade) is rolled up

2a : a long heavy ocean wave

b : tumbler sense 1b

3 : one that rolls or performs a rolling operation

4 : a slowly rolling ground ball

roller

noun (2)
rol·​ler | \ˈrō-lər \

Definition of roller (Entry 2 of 2)

1 : any of various mostly brightly colored nonpasserine Old World birds (family Coraciidae) that perform rolling aerial dives during courtship displays

2 : a canary having a song in which the notes are soft and run together

First Known Use of roller

Noun (1)

13th century, in the meaning defined at sense 1a

Noun (2)

1678, in the meaning defined at sense 1

History and Etymology for roller

Noun (2)

German, from rollen to roll, reverberate, from Middle French roller — more at roll

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Time Traveler for roller

The first known use of roller was in the 13th century

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More Definitions for roller

roller

noun
roll·​er | \ˈrō-lər \

Kids Definition of roller

1 : a turning cylinder over or on which something is moved or which is used to press, shape, or smooth something

2 : a rod on which something (as a map or hair) is rolled up

3 : a small wheel

4 : a long heavy wave on the sea

roller

Medical Definition of roller 

— see tongue roller

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More from Merriam-Webster on roller

Rhyming Dictionary: Words that rhyme with roller

Spanish Central: Translation of roller

Nglish: Translation of roller for Spanish Speakers

Britannica.com: Encyclopedia article about roller

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