informer

noun in·form·er \ in-ˈfȯr-mər \
|Updated on: 8 Jun 2018

Definition of informer

1 : one that imparts knowledge or news
2 : one that informs against another; specifically : one who makes a practice especially for a financial reward of informing against others for violations of penal laws

Examples of informer in a Sentence

  1. the informer who told the police about that conspiracy has angered a lot of dangerous people

Recent Examples of informer from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'informer.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of informer

circa 1504

in the meaning defined at sense 2

See Words from the same year
NEW! Time Traveler

INFORMER Defined for English Language Learners

informer

Definition of informer for English Language Learners

  • : a person who gives information to the police about secret or criminal activities


Law Dictionary

informer

noun in·form·er

legal Definition of informer



Seen and Heard

What made you want to look up informer? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to hasten

Get Word of the Day daily email!

Test Your Vocabulary

Test Your Emoji Exceptionalism

  • test-your-emoji-exceptionalism-written-with-a-lot-of-emoji
  • What is this emoji intended to represent: 🤳
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!