bristle

1 of 2

noun

bris·​tle ˈbri-səl How to pronounce bristle (audio)
: a short stiff coarse hair or filament
hog bristles
short bristle paint brushes
bristlelike adjective

bristle

2 of 2

verb

bristled; bristling ˈbris-liŋ How to pronounce bristle (audio)
ˈbri-sə-

transitive verb

1
: to furnish with short stiff coarse hairs or filaments : to furnish with bristles
2
: to make aggressive or angry : to make bristly : ruffle

intransitive verb

1
a
: to rise and stand stiffly erect
quills bristling
b
: to raise the bristles (as in anger)
a snarling, bristling dog
2
: to take on an aggressively defensive attitude (as in response to a slight or criticism)
he bristled at the accusations of corruption
3
a
: to be full of or covered with especially something suggestive of bristles
roofs bristled with chimneys
b
: to be full of something specified
book bristles with detail and ironyW. J. Broad

Examples of bristle in a Sentence

Noun a face covered with bristles the bristles of a brush Verb Electricity makes your hair bristle. a recent college grad thrilled to be starting a new life in a city bristling with possibilities
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.
Noun
Crafted from 100% ultra-fine looped nylon fibers, the massaging bristles are designed to stimulate the blood vessels in the scalp. Celia Shatzman, Forbes, 20 Feb. 2025 Why Hair Brushes Work Better When Clean When hair brushes aren’t regularly cleaned, the bristles accumulate dead hair, product buildup (from hair spray, dry shampoo, and the likes), and natural scalp oils. Kaitlyn Yarborough, Southern Living, 5 Feb. 2025
Verb
The family felt the e-commerce giant was a poor home for the elegant secret agent and bristled at its efforts to expand the scope of the franchise, while Amazon executives were frustrated by the glacial pace of getting a new film off the ground, according to a report in the Wall Street Journal. Rebecca Rubin, Variety, 20 Feb. 2025 Amis eventually left the United Kingdom, found other subjects, perhaps to try to free himself from the maddening obligation his bristling sensibilities toward the English put him under. Rachel Cusk, Harper's Magazine, 19 Feb. 2025 See All Example Sentences for bristle

Word History

Etymology

Noun

Middle English bristil, from brust bristle, from Old English byrst; akin to Old High German burst bristle, and perhaps to Latin fastigium top

Verb

verbal derivative of bristle entry 1

First Known Use

Noun

14th century, in the meaning defined above

Verb

15th century, in the meaning defined at transitive sense 1

Time Traveler
The first known use of bristle was in the 14th century

Browse Nearby Entries

Cite this Entry

“Bristle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bristle. Accessed 1 Mar. 2025.

Kids Definition

bristle

1 of 2 noun
bris·​tle ˈbris-əl How to pronounce bristle (audio)
: a short stiff hair or something like a hair
bristled
-əld
adjective
bristly
-(ə-)lē
adjective

bristle

2 of 2 verb
bristled; bristling -(ə-)liŋ How to pronounce bristle (audio)
1
: to rise up and stiffen like bristles
makes your hair bristle
quills bristling in all directions
2
: to show signs of anger
bristled at the insult
3
: to appear as if covered with bristles
a harbor bristling with the masts of ships
bristly
-(ə-)lē
adjective

Medical Definition

bristle

noun
bris·​tle ˈbris-əl How to pronounce bristle (audio)
: a short stiff coarse hair or filament

More from Merriam-Webster on bristle

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!