from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To wound (oneself) by biting at the breast. Used of the pelican, which was once believed to feed its young with its blood, as a heraldic motif and symbol of Christ.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. vulnerability (a weakness in software etc. that can be maliciously exploited)
from The Century Dictionary and Cyclopedia
- To wound: in heraldry, especially said of the pelican, which is blazoned as vulning herself when represented as tearing her breast to feed her young. Compare pelican in her piety, under pelican.
From Latin vulnerāre, to wound; see vulnerable.(American Heritage® Dictionary of the English Language, Fourth Edition)