ACH


Meaning of ACH in English

/ ɑːx; NAmE / exclamation

( ScotE ) used to express the fact that you are surprised, sorry, etc.

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WORD ORIGIN

late 15th cent.: Scottish Gaelic , Dutch , and German .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.