rat fink

noun

: fink, informer

Synonyms

• betrayer
• canary [slang]
• deep throat
• fink
• informant
• informer
• nark [British]
• rat
• snitch
• snitcher
• squealer
• stool pigeon
• stoolie
• talebearer
• tattler
• tattletale
• telltale
• whistle-blower

Examples of rat fink in a Sentence

who's the sorry rat fink that went squealing to the cops?

regrets ever doing business with that rat fink, who cheated him out of gobs of money

Word History

First Known Use

1964, in the meaning defined above