えらいこっちゃ
Meanings
1
oh no!; what a mess!; uh-oh
usually written using kana alone
Kansai dialect exclamation expressing alarm, dismay, or a sense of crisis. Equivalent to standard Japanese 大変だ or やばい. Often used when something bad or unexpected happens.
Oh no! I forgot my wallet!
Uh-oh, the train's stopped.