from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A dull, pedantic speaker or writer.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A dull, boring or pedantic speaker or writer
After Dr. Jonas Dryasdust, a fictitious character to whom Sir Walter Scott dedicated some of his novels.(American Heritage® Dictionary of the English Language, Fourth Edition)
From the fictitious character "Jonas Dryasdust" created by Sir Walter Scott (Wiktionary)