1
: a sweet or plain small bread
especially
: a round roll
2
: a knot of hair shaped like a bun
3
Synonyms
Noun (1)
Examples of bun in a Sentence
Noun (1)
an exercise to firm your buns
Recent Examples on the Web
Ana Morales, Vogue, 8 Dec. 2024
Her dark locks were parted in the center and secured into an intricate bun at the back of her head with lots of volume at the crown.
—Catherine Santino, People.com, 5 Dec. 2024
The big picture: Watkins balances her fearless alter ego on the court with her playful and humble side as a teenager who enjoys playing Connect Four and relies on her mom to perfect her pregame bun during her senior year at Sierra Canyon.
—Delano Massey, Axios, 27 Nov. 2024
At Whisky & Ramen, the wagyu carpaccio and Japanese whisky pork buns are fan favorites, while at Altura Bistro, the new American menu highlights king crab, halibut, and scallops.
—Travel + Leisure Editors, Travel + Leisure, 20 Nov. 2024
See all Example Sentences for bun 
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Noun
Gather your hair into a bun, protecting it with a transparent film or shower cap, and apply heat for 2 or 3 minutes, at 15-minute intervals, 2 or 3 times.
—Ana Morales, Vogue, 8 Dec. 2024
Her dark locks were parted in the center and secured into an intricate bun at the back of her head with lots of volume at the crown.
—Catherine Santino, People.com, 5 Dec. 2024
The big picture: Watkins balances her fearless alter ego on the court with her playful and humble side as a teenager who enjoys playing Connect Four and relies on her mom to perfect her pregame bun during her senior year at Sierra Canyon.
—Delano Massey, Axios, 27 Nov. 2024
At Whisky & Ramen, the wagyu carpaccio and Japanese whisky pork buns are fan favorites, while at Altura Bistro, the new American menu highlights king crab, halibut, and scallops.
—Travel + Leisure Editors, Travel + Leisure, 20 Nov. 2024
See all Example Sentences for bun
Dictionary Entries Near bun
Cite this Entry
“Bun.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bun. Accessed 21 Dec. 2024.
Copy CitationMedical Definition
BUN
noun
: the concentration of nitrogen in the form of urea in the blood
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