unsub

• UNSUB

• IPA^(key): /ˈʌnsʌb/

• Audio (General Australian):

  (file)

unsub (plural unsubs)

1. (law enforcement) Abbreviation of unknown subject. of an investigation.
   • 2002, Brett Martinez, Multiple Fire Setters: The Process of Tracking and Identification, page 110:

     Further analysis may identify that the unsub has no specific schedule and has been escalating in the type of fire activity he or she is involved in.

   • 2011, Brent E. Turvey, Criminal Profiling: An Introduction to Behavioral Evidence Analysis‎, page 639:

     In short, UNSUB profiling is premised on two fundamental assumptions: (1) behavioral uniformity across offenses and (2) steady associations between configurations of offense behaviors and background characteristics.

From un- +‎ sub.

unsub (third-person singular simple present unsubs, present participle unsubbing, simple past and past participle unsubbed)

1. Abbreviation of unsubscribe.

unsub (plural unsubs)

1. Abbreviation of unsubscription.
2. Abbreviation of unsubscriber.

• Unsub entry on the Free Dictionary.