also: あーあー · あーーー
interjection
aaah!; oh no!; oh boy!
An interjection expressing despair, resignation, boredom, disgust, or similar negative feelings. Often drawn out for emphasis.
See also: ああ
ああああ、また失敗しちゃった。
Aaah, I messed up again.
あーあー、つまんないなあ。
Oh boy, this is so boring.