informer
1. [ noun ] one who reveals confidential information in return for money
Synonyms: rat squealer blabber betrayer
Related terms: informant fink nark supergrass betray tattle denounce
Similar spelling:   inform
  informed
  in_for
  informatory
  informative
  informal
  in_force
  informing
  informant
  infirmary
  inpour
  infirm
  inoperable
  informally
  inborn
  inboard
  inoperative
  information
  informatics
  informality
  in_front