1

bun

noun \ ˈbən \

Definition of bun

1 :a sweet or plain small bread; especially :a round roll
2 :a knot of hair shaped like a bun
3 buns plural :buttocks

Origin and Etymology of bun

Middle English bunne


2

bun

noun

Definition of bun

:load 4

Origin and Etymology of bun

perhaps from 1bun



BUN Defined for Kids

bun

noun \ ˈbən \

Definition of bun for Students

:a sweet or plain round roll

Medical Dictionary

BUN

noun \ ˌbē-ˌyü-ˈen \

medical Definition of BUN

:the concentration of nitrogen in the form of urea in the blood


Seen and Heard

What made you want to look up bun? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

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

WORD OF THE DAY

pleasing or sweet sound

Get Word of the Day daily email!

Test Your Vocabulary

Forms of Government Quiz

  • knupfer-painting-solon-before-croesus
  • A gerontocracy is rule by:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

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