bun

1 of 2

noun (1)

ˈbən How to pronounce bun (audio)
Synonyms of bunnext
1
: a sweet or plain small bread
especially : a round roll see also sticky bun
2
: a knot of hair shaped like a bun
3
buns plural : buttocks

bun

2 of 2

noun (2)

: load sense 4

Synonyms of bun

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Noun (1)

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Examples of bun in a Sentence

Noun (1) an exercise to firm your buns
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
Even her beauty look was understated, from her unfussy low bun to her pretty pale-pink square manicure. — Emily Tannenbaum, Glamour, 1 Sep. 2026 Hailey, who wore a lime green halter dress and had her hair styled in a sleek bun, held a white parasol to shade herself from the sun. — Erin Clack, PEOPLE, 31 Aug. 2026 The Spot At The Spot in Las Vegas, a double patty, house bacon, lettuce, tomato, blue cheese crumbles on a brioche bun. — Aly Walansky, Forbes.com, 29 Aug. 2026 That this almost did not happen could be a bun fight that goes all the way to court. — Jake Kanter, Deadline, 29 Aug. 2026 See All Example Sentences for bun

Word History

Etymology

Noun (1)

Middle English bunne

Noun (2)

perhaps from bun entry 1

First Known Use

Noun (1)

14th century, in the meaning defined at sense 1

Noun (2)

1898, in the meaning defined above

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

Phrases Containing bun

Rhymes for bun

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Browse Nearby Words

bumwood
bun
buna
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Cite this Entry

“Bun.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bun. Accessed 4 Sep. 2026.

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Kids Definition

bun

noun
ˈbən
1
: a sweet or plain small bread
especially : a round roll
2
: a knot of hair shaped like a bun

Medical Definition

BUN

noun
ˌbē-ˌyü-ˈen How to pronounce BUN (audio)
: the concentration of nitrogen in the form of urea in the blood
Last Updated: - Updated example sentences
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