Definitions

1. noun

A small brush with bristles used for cleaning the teeth, typically with toothpaste.

“She picked up her toothbrush and headed to the bathroom.”

2. verb

To brush the teeth with a toothbrush.

“She toothbrushed her teeth twice a day.”

3. verb

To remove something from the surface of something else, such as a toothbrush removing plaque from teeth.

“The toothbrush removed the plaque from her teeth.”