The definition of a rat is a rodent with a lengthy tail, or is slang for a sneaky person.
One who sells tips or information, as to bettors or speculators.
The definition of source is where someone or something came from.
One who sneaks; one who moves stealthily to acquire an item or information.
The definition of a plant is a factory.
A person who gives, or serves as a source of, information
A contemptible person.
Knowledge of law.
(Archaic) Carnal knowledge
Find another word for informers. In this page you can discover 13 synonyms, antonyms, idiomatic expressions, and related words for informers, like: blabbers, squealers, rats, betrayers, tipsters, sources, sneaks, plants, informants, canaries and finks.