Entry from British & World English dictionary
Make (an undertaking or agreement) firm or binding: the Irish government persuaded the EC to copper-fasten its anti-abortion law
More example sentences
- In other words, a blend of direct rule complemented with devolutionary local democracy would allow for the next 18 months of a local administration to copper-fasten the Agreement.
- The coming weeks represent a window of opportunity to copper-fasten peace and stability.
- He claimed - in my opinion dishonestly - that the agreement copper-fastened the union.
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