Definition of phossy jaw in English:

phossy jaw

Line breaks: phossy jaw
Pronunciation: /ˈfɒsi


[mass noun] historical , informal
Gangrene of the jawbone caused by phosphorus poisoning.
More example sentences
  • Many of the women suffered from ‘phossy jaw’, a particularly nasty form of bone cancer caused by handling the yellow phosphorus used in match production.
  • Phossy jaw is a very distressing form of industrial disease.


late 19th century: phossy by abbreviation of phosphorus necrosis, denoting gangrene of the jaw.

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