Share this entry

bunion Syllabification: bun·ion
Pronunciation: /ˈbənyən/

Definition of bunion in English:


A painful swelling on the first joint of the big toe.
Example sentences
  • In severe cases, excessive compensation at the level of the mediotarsal joint can lead to the development of bunions, hammertoes, and other disorders.
  • Painful bunions make life miserable, but many doctors suggest leaving well alone rather than undergoing surgery.
  • A bunion is a bony swelling on the side of the big toe.


Early 18th century: from Old French buignon, from buigne 'bump on the head'.

Words that rhyme with bunion

Bunyan, grunion, onion, Runyon

Definition of bunion in:

Share this entry


What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources