Game Abbreviations and Acronyms

1. OOTD
   Opening of The Day
2. OOW
   On Our Way
3. OPTA
   Oak Park Tennis Association
4. OPTC
   Oak Park Tennis Center
5. ORG
   Orgrimmar
6. ORLY
   Oh Really?
7. ORPG
   Offensive Rebounds Per Game
8. ORPG
   Open Role Playing Game
9. ORT
   Anagogic ort
10. OS
    Orc Slayer
11. OSCF
    Oregon Scholastic Chess Federation
12. OT
    The Overthere
13. OT
    Off-Tank
14. OTHC
    Oberhausener Tennis Und Hockey Club
15. OTOH
    On The Other Hand
16. OTTA
    Ontario Table Tennis Association
17. OTTA
    Otago Table Tennis Assn
18. OUHC
    Oxford University Hockey Club
19. OVFL
    Ohio Valley Football League
20. OVLS
    Overloads

Last updated: May 6, 2025 — Total entries: 3,649