from The American Heritage® Dictionary of the English Language, 4th Edition
- n. One who is confidently affirmative in attitude.
- n. One who uncritically agrees.
Sorry, no etymologies found.
And the tramp asks himself as he lies full length on the earth and looks up at the stars -- are you a yea-sayer?
This negative attitude received its answer in the work of that yea-sayer, W.E. Henley.
Kraus quotes some yea-sayer to the effect that Zweig with his novellas had conquered all the languages of the world, and adds two words of his own: 'except one'.