toothbrush

noun

tooth·​brush ˈtüth-ˌbrəsh How to pronounce toothbrush (audio)
: a brush for cleaning the teeth

Examples of toothbrush in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Grout cleaning: Once a week (or every-other week) scrub grout with baking soda and a toothbrush or grout brush. Lauren Bengtson, Better Homes & Gardens, 3 July 2025 Other compatible tips are available to purchase, including a tongue scraper and a toothbrush. Alexis Berger, SELF, 23 June 2025 If you weren’t provided a brush, something similar, such as the one included with an electric shaver or hair trimmer, or even a toothbrush, should work fine. Christopher Null, Wired News, 22 June 2025 Use the soft cloth or old toothbrush (for tighter spaces) to gently scrub any mineral deposits or residue. Daley Quinn, Southern Living, 3 July 2025 See All Example Sentences for toothbrush

Word History

First Known Use

1690, in the meaning defined above

Time Traveler
The first known use of toothbrush was in 1690

Browse Nearby Words

Cite this Entry

“Toothbrush.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/toothbrush. Accessed 22 Jul. 2025.

Kids Definition

toothbrush

noun
tooth·​brush ˈtüth-ˌbrəsh How to pronounce toothbrush (audio)
: a brush for cleaning the teeth

Medical Definition

toothbrush

noun
tooth·​brush -ˌbrəsh How to pronounce toothbrush (audio)
: a brush for cleaning the teeth

More from Merriam-Webster on toothbrush

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!