auto

noun6

1. •
   A setting for automatic operation.

   • Put it on auto.
2. •
   [before a noun] a short form of "automobile", used in speech to mean a car

   • My brother is an auto mechanic. He can get me a discount on auto parts.
   • In 1909, his grandfather was the first farmer in the county to buy an auto.
3. •
   An automatic gearbox/transmission.

   • A body-coloured centre pillar signalled the arrival of an electronic four-speed auto, slight suspension revisions and minor trim changes.
4. •
   A car with an automatic gearbox/transmission.

   • It wasn't too bad but we did hire an auto (couldn't imagine changing gears with my right hand).
5. •
   (India) An autorickshaw.

   • Users are often unable to note down the number of the taxi or the auto as the driver will just zoom past.
6. •
   A genre of dramatic literature.

verb1

1. •
   (old-fashioned) To travel by automobile.

   • The food was excellent and well served, and it recalled the Norman cities he had autoed to. — 1907

adjective1

1. •
   Clipping of automatic (of a gearbox/transmission).

   • It's an auto sedan which we picked up from a wholesaler locally.

adjective1

1. •
   Abbreviation of automatic.

noun2

1. •
   Abbreviation of automobile.
2. •
   Abbreviation of automotive.