from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A person regarded as being foolishly or blindly optimistic.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A female given name derived from Polly and Anna; rare in the real world.
- n. One who is persistently cheerful and optimistic, even when given cause not to be so.
- n. A secret Santa gift exchange.
After the heroine of the novel Pollyanna, by Eleanor Hodgman Porter (1868-1920), American writer.(American Heritage® Dictionary of the English Language, Fourth Edition)
The sense of a persistent optimist comes from the name of the protagonist in a book by Eleanor Porter. (Wiktionary)