| Acronym | Definition |
|---|
| HOA | Home Owners Association |
| HOA | Horn of Africa |
| HOA | Hands-On Activity (education) |
| HOA | Hardwell on Air (radio show) |
| HOA | High Over All |
| HOA | Height of Attachment (real estate) |
| HOA | Home Address |
| HOA | Heads of Agreement |
| HOA | High Order Aberration |
| HOA | Hebrew Orphan Asylum (New York) |
| HOA | Horsemen of the Apocalypse (Gaming Clan) |
| HOA | Horse of the Americas |
| HOA | Hand - Off - Auto (switch) |
| HOA | Healthy Options Australia (Australia) |
| HOA | House of Anubis (TV series) |
| HOA | Hand Osteoarthritis |
| HOA | Heart of America Foundation |
| HOA | House Officers Association |
| HOA | Hand of Artakha (Lego) |
| HOA | Head of the Operating Administration |
| HOA | Hours of Administration |
| HOA | High Order Assembler |
| HOA | Hackers of America |
| HOA | Heavy Observation Aircraft |
| HOA | High on ASCII (ASCII art group) |
| HOA | Hand Off Accept |
| HOA | Hearing Office Administrator |