An informant is someone who provides information, typically to an organization, group, or authority. The context in which the term is used can affect its specific meaning:

  1. In Law Enforcement or Intelligence:
    An informant is someone who provides confidential information about illegal activities, often to the police, government agencies, or intelligence organizations. These informants might be insiders or individuals connected to criminal networks.
    • Example: A witness informing the police about a planned crime.
  2. In Anthropology or Social Research:
    An informant is a person from whom a researcher gathers information, particularly in studies involving ethnography or cultural understanding. The informant is usually a member of the community or group being studied.
    • Example: A local tribal elder sharing cultural practices with a researcher.
  3. In Linguistics:
    An informant is someone who provides data about their language, such as vocabulary, grammar, and pronunciation, which researchers use for linguistic analysis.
    • Example: A native speaker helping a linguist document a lesser-known language.

In general, an informant is a source of valuable information, often used to gain insights that are otherwise difficult to obtain.