from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The mother of one's father or mother; a grandmother.
- n. An old woman.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. grandmother
- n. old lady, elderly woman
from the GNU version of the Collaborative International Dictionary of English
- n. An old woman; specifically, a grandmother.
from The Century Dictionary and Cyclopedia
- n. An old woman; especially, a grandmother.
Middle English grandame, from Old French dame-grant : dame, lady; see dame + grand, grant, great; see grand.(American Heritage® Dictionary of the English Language, Fourth Edition)
From the French grand dame (Wiktionary)