Noun oni has 1 sense
  1. Office of Naval Intelligence, ONI - the military intelligence agency that provides for the intelligence and counterintelligence and investigative and security requirements of the United States Navy
    --1 is a kind of agency, federal agency, government agency, bureau, office, authority
    --1 is a part of United States Navy, US Navy, USN
    --1 is a member of
     Intelligence Community, National Intelligence Community, United States Intelligence Community, IC
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