I. ˈyes adverb
Etymology: Middle English, from Old English gēse
Date: before 12th century
1. — used as a function word to express assent or agreement
are you ready? Yes, I am
2. — used as a function word usually to introduce correction or contradiction of a negative assertion or direction
don't say that! Yes, I will
3. — used as a function word to introduce a more emphatic or explicit phrase
4. — used as a function word to indicate uncertainty or polite interest or attentiveness
II. noun
Date: 1712
: an affirmative reply : yea