Auth Definition

abbreviation
Authentic.
Webster's New World
Author.
Webster's New World
Authorized.
Webster's New World

Authorization.

Wiktionary
verb

(informal, computing) To authorize.

You can't post messages on the site unless you're authed.
Wiktionary

Abbreviation of authorize.

Wiktionary
adjective

Abbreviation of authentic.

Wiktionary

Abbreviation of authorized.

Wiktionary
noun

Abbreviation of author.

Wiktionary

Abbreviation of authority.

Wiktionary