roller

word

/ˈɹoʊɫɝ/
ROH-lur
/ɹˈəʊlɐ/
ROH-luh

Definition

A roller is a round tool or part that turns over and over, usually used to make things smooth, paint surfaces, or help things move.

Usage & Nuances

Commonly refers to tools for painting ('paint roller'), smoothing dough ('dough roller' or 'rolling pin'), or machinery parts. Do not confuse with 'rollercoaster' (a theme park ride). In hair care, 'hair rollers' are for curling hair.

Example Sentences

Use a roller to paint the wall.

basic

This machine has a metal roller inside.

basic

The dough is flat after using the roller.

basic

Can you pass me the roller? I want to try painting, too.

natural

My grandmother still uses old wooden rollers to curl her hair.

natural

If your chair doesn’t move smoothly, the rollers might be dirty.

natural