int. An exclamation of impatience or contempt; = PSHAW.

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1844.  Dickens, Mart. Chuz., xxxvii. ‘Tcha, Mr, Pinch!’ cried Charity, with sharp impatience.

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1887.  Fenn, Dick o’ Fens (1888), 22. Tchah! who cares? I don’t.

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