TV show Jargon?!

Question:

In TV shows(Police Drama) like Criminal Minds, CSI, Law & Order,etc..
The word "unsub" is used, What does it mean?

Answers:

Unsub is a law-enforcement slang acronym for "Unknown Subject Of An Investigation". A less common replacement for "perp" or "suspect". ...

The answer content post by the user, if contains the copyright content please contact us, we will immediately remove it.