poison-pen letter

noun
1.
a letter written in malice, usually anonymously, and intended to abuse, frighten, or insult the recipient
Slang definitions & phrases for poison-pen letter

poison-pen letter

noun phrase

A malicious anonymous letter; an obscene crank letter (1929+)


Idioms and Phrases with poison-pen letter

poison-pen letter

A letter, usually anonymous, that makes malicious statements about the recipient or a third party. For example, She told the police about the poison-pen letters, but they said they couldn't pursue the matter. [ Early 1900s ]