English dictionary, thesaurus, translations & etymology
FreeDict.com
noun

supergrass

Supergrass (noun) means an informer providing substantial quantities of information on criminal or terrorist activities to the police.

noun
1
An informer providing substantial quantities of information on criminal or terrorist activities to the police.
Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “supergrass” A quick quiz — meaning, synonyms & usage

Etymology

From super- + grass, from grass (“an informer”).

Frequently asked questions

What is the meaning of supergrass?

"supergrass" (noun) means an informer providing substantial quantities of information on criminal or terrorist activities to the police.

Definitions from wiktionary, CC BY-SA · etymology from Wiktionary