unsub

¹

[ uhn-suhb ]

verb (used with or without object)

, un·subbed, un·sub·bing.

1. to unsubscribe from an online service, email updates, marketing messages, etc.:

   The service renews automatically, but you can unsub at any time.

noun

1. a person or an account that unsubscribes from an online service:

   The site sent too many spam emails in a single day and was flooded with unsubs.

unsub

²

[ uhn-suhb ]

noun

, Police Slang.

1. a suspect in a crime investigation whose identity or name is not known.

unsub

³

[ uhn-suhb ]

adjective

1. not furnished or supported by a subsidy; unsubsidized:

   unsub loans.

Word History and Origins

Origin of unsub¹

First recorded in 1995–2000; by shortening

Origin of unsub²

First recorded in 1960–65; un(known) ( def ) or un(identified) ( def ) + sub(ject) ( def ) (of an investigation)

Origin of unsub³

By shortening