1

bun

play
noun \ˈbən\

Definition of bun

  1. 1 :  a sweet or plain small bread; especially :  a round roll

  2. 2 :  a knot of hair shaped like a bun

  3. 3 buns plural :  buttocks

Origin and Etymology of bun

Middle English bunne


First Known Use: 14th century


2

bun

noun

Definition of bun

  1. :  load 4

Origin and Etymology of bun

perhaps from 1bun


First Known Use: 1898



BUN Defined for Kids

bun

play
noun \ˈbən\

Definition of bun for Students

  1. :  a sweet or plain round roll


Medical Dictionary

BUN

play
noun \ˌbē-ˌyü-ˈen\

Medical Definition of BUN

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



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