AR

Etymology

Definitions

1. 1

   Initialism of autoregressive.

2. 2

   An AR-15 personal semi-automatic rifle, M-16 assault rifle, M-4 carbine, derivative or…

   An AR-15 personal semi-automatic rifle, M-16 assault rifle, M-4 carbine, derivative or related gun; the Armalite AR family and derivatives.

   • In its August 2003 issue, while the ban was still in effect, Guns & Ammo ran a feature story titled “Stoner’s ‘Black Rifle’ Marches On,” subtitled “The basic AR platform has been refined, improved, upgraded, power-boosted and accurized.”
3. 3

   An assault rifle or automatic rifle.

4. ›+ 23 more definitionsshow fewer

   1. 4

      Initialism of accounts receivable.

   2. 5

      Initialism of acknowledgment of receipt.

   3. 6

      Initialism of age regression.

   4. 7

      Initialism of augmented reality.

      • Near-synonyms: MR, mixed reality, spatial computing, CPS, cyber-physical system
      • (Cover started out as a company in the AR and VR business, but moved into the virtual talent sector; Ichikara is a startup designed to support their virtual talent)
   5. 8

      Initialism of alternate reality.

   6. 9

      Initialism of American record, national record for the United States.

   7. 10

      Initialism of administrative rule or administrative regulation.

      • As I was going over the AR book for my status change, I read several other ARs I believed the institution was violating so I decided to ask about them at the meeting.
   8. 11

      Initialism of androgen receptor.

   9. 12

      Initialism of area record, best achievement among those by persons from a given continent.

   10. 13

       Initialism of armed robbery.

   11. 14

       Initialism of artificial respiration.

   12. 15

       Initialism of aspect ratio.

   13. 16

       Initialism of assembly resolution.

   14. 17

       Initialism of atmospheric river.

   15. 18

       Initialism of aerial refueling.

   16. 19

       Abbreviation of Arkansas

       Abbreviation of Arkansas: a state of the United States.

   17. 20

       Abbreviation of Arunachal Pradesh

       Abbreviation of Arunachal Pradesh: a state of India.

   18. 21

       Abbreviation of American Revolution

   19. 22

       The name of the Latin script letter R/r.

       • All the ars in the inscription.
       • I have drunk en-ee-cee-tee-ay-ar from the ef-ell-oh-doubleyou-ee-ar-ess in his gee-ay-ar-dee-ee-en many a time.
       • RV [is spoken] as "ar-vee" instead of "I SPELL Romeo Victor".
   20. 23

       Alternative form of arr.

   21. 24

       Obsolete spelling of are.

       • But commonlie, the fairest bodies, ar bestowed on the foulest purposes.
   22. 25

       Alternative form of ah (question particle).

   23. 26

       Alternative letter-case form of ar.

The neighborhood

• neighborAR pupil