[Arab. bi-’sm-illah(i ‘in the name of God.’] In the name of Allah or God; a common Mohammedan exclamation.

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1813.  Byron, Giaour, 568. They reach the grove of pine at last: Bismillah! now the peril’s past.

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1850.  Thackeray, Pendennis, liii. He … is all for the sack practice, Bismillah!

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