Dictionary.com
Thesaurus.com

FBI

American  
[ef-bee-ahy] / ˈɛfˈbiˈaɪ /

noun

U.S. Government.
  1. Federal Bureau of Investigation: the federal agency charged with investigations for the Attorney General and with safeguarding national security.


FBI British  

abbreviation

  1. Federal Bureau of Investigation; an agency of the Justice Department responsible for investigating violations of Federal laws

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The news station said the FBI is investigating the incident as a possible terrorism threat due to the driver crossing state lines before the crash.

From Los Angeles Times

“We did not uncover evidence that could predicate an investigation against uncharged third parties,” the Justice Department and FBI wrote in a memo released in July.

From The Wall Street Journal

Authorities insist the case is still very much active, with the FBI receiving more than 19,000 tips.

From Los Angeles Times

Detectives will also have done their own trawl of the three million documents in the Epstein files, and they will have asked for unredacted copies from the FBI or the US Department of Justice.

From BBC

The Sheriff’s Office said the investigation was conducted with assistance from the FBI, the Riverside County Sheriff’s Office and the district attorney’s office.

From Los Angeles Times