toothbrush

noun

tooth·​brush ˈtüth-ˌbrəsh 

: a brush for cleaning the teeth

Examples of toothbrush in a Sentence

Recent Examples on the Web

Dip a soft, old toothbrush in the soapy solution and scrub the stained area. — Mary Marlowe Leverette, The Spruce, 9 Aug. 2026

If the sunscreen has already dried, gently scrape away any excess product using an old toothbrush or plastic scraper. — Jamie Cuccinelli, Martha Stewart, 6 Aug. 2026

But knowing when to replace your toothbrush is just one piece of the puzzle—caring for your toothbrush properly can also help support your overall oral hygiene. — Mark Gurarie, HEALTH, 6 Aug. 2026

Work in one area at a time, using a toothbrush to get into hard-to-reach grooves. — Karen Brewer Grossman, Southern Living, 4 Aug. 2026

Word History

First Known Use

1690, in the meaning defined above

Kids Definition

toothbrush

noun

tooth·​brush ˈtüth-ˌbrəsh 

: a brush for cleaning the teeth

Medical Definition

toothbrush

noun

tooth·​brush -ˌbrəsh 

: a brush for cleaning the teeth