Meaning & use
informer
A person who secretly gives information to the police or another authority about someone else's criminal or wrongful activity.
See it in a sentence
The gang leader was eventually caught after an informer tipped off the police.
Being labeled an informer put the witness's safety at serious risk.
A note on using this word
"Informer" often carries a negative, distrustful connotation, whereas "informant" is the more neutral term used in official law-enforcement contexts.
Words with a similar meaning
informantsnitch
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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