Definition of bunion in English:


Line breaks: bun¦ion
Pronunciation: /ˈbʌnj(ə)n


A painful swelling on the first joint of the big toe.
More 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: ultimately from Old French buignon, from buigne 'bump on the head'.

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