aha
An exclamation of understanding, realization, invention, or recognition.
Interjection
- An exclamation of understanding, realization, invention, or recognition.
- Aha! That will work.
- An exclamation of surprise, exaltation, or contempt.
- Aha! Now I've got you!
Origin
From Middle English a ha, aha, natural expression. Equivalent to ah + ha!.