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Definition of bun

bun

/bʌn/
bun
Plural:buns
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bun Lexical Profile

bun Game Scores & Validity

• noun

1

A small, typically round bread roll, which can be sweet or savory, often used to hold a hamburger, hot dog, or sandwich fillings.

Example

"She bought a pack of sesame seed buns for the family barbecue."

2

A hairstyle in which the hair is pulled back and gathered into a tight coil or knot at the back or top of the head.

Example

"The ballerina tied her hair into a neat bun before stepping onto the stage."

3

An informal term, almost exclusively used in the plural, referring to the human buttocks.

Example

"He spent months at the gym doing squats to build strength in his legs and buns."

Synonyms
View all synonyms for bun

• Rhymes for bun

• Nearby Words

bumpkin
bumptiousness
bumpy
bun
bunch
bunchy
bundle

Word Origin & Etymology

Late Middle English, of unknown origin; perhaps related to Old French 'bugne' meaning 'swelling' or 'bump', or of Celtic origin.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Bun. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/bun
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