Definitions

1. exclamation

an expression of approval or agreement, similar to ‘yes’ or ‘uh-huh’

“When asked if she wanted to go to the movies, she replied with a firm ‘kyah’.”

2. interjection

an expression of agreement or confirmation

“The teacher asked if the student understood the lesson, and the student responded with a ‘kyah’.”

3. noun

a sign of agreement or confirmation

“She gave a kyah to show her approval of the plan.”