subs. phr. (colloquial).—That which is sure to occur; usually contracted to DEAD or CERT, both of which see.

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  1847.  AYTOUN, How I Stood for the Dreepdaily Burghs, p. 4. Everybody is realising; the banks won’t discount; and when your bills become due, they will be, to a DEAD CERTAINTY, protested.

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