Looking for the meaning or definition of the word autoformat? Here's what it means.
Verb
(computing) To format (a document, etc.) automatically.
(computing) To automatically prepare (a mass storage medium) for initial use, erasing any existing data in the process, without requiring a prompt from the user to do so.
Examples
I turn off nearly every automatic feature there is, from conversion of hyphens to appropriate dashes, to AutoCorrect and AutoFormat.