Definition, Meaning & Synonyms
rat-fink
Noun
/ˈræt fɪŋk/

Definition
A person who betrays others or informs on them, often used in a derogatory manner.

Examples
- After he reported his friends to the teacher, everyone called him a rat-fink.
- Being a rat-fink won’t earn you any friends in this group.
- She felt like a rat-fink for revealing the secret.

Meaning
Rat-fink refers to someone who is disloyal, particularly someone who tells on others or betrays their trust.

Synonyms
- Informer
- Snitch
- Backstabber
- Traitor