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supergrass

/ ˈsuːpəˌɡrɑːs /

noun

  1. an informer whose information implicates a large number of people in terrorist activities or other major crimes


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Example Sentences

The new names were handed over by a suspect turned "supergrass".

All this is small beer compared with the supergrass that BCL Burton Copeland may turn out to be.

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[gal-uh-maw-free ]

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