The definition of a snitch is slang for a tattletale.
A small, yellow finch (Serinus canaria) native to the Canary Islands, Madeira, and the Azores
An informer or talebearer
A pigeon used as a decoy.
(Slang) A stool pigeon.
A hired strikebreaker.
The buildings, fixtures, and equipment, including machinery, tools, and instruments, necessary for an industrial operation or an institution:
A person or thing from which something comes into being or is derived or obtained:
A person who sells tips, as on horse races or for stock speculation
A person who gives, or serves as a source of, information
A person who tattles; gossip or informer
Any of numerous long-tailed rodents of various families (esp. Muridae and Cricetidae) resembling, but larger than, the mouse: rats are very destructive pests and carriers of highly contagious diseases, as bubonic plague and typhus
One who gives incriminating information about others
Part or all of this entry has been imported from the 1913 edition of Webster's Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
The state or fact of knowing:
The branch of knowledge dealing with such rules; jurisprudence
Find another word for informer. In this page you can discover 26 synonyms, antonyms, idiomatic expressions, and related words for informer, like: snitch, canary, tattletale, whistle blower, ratfink, stool pigeon, stoolie, fink, plant, sneak and source.