| Acronym | Definition |
|---|
| AOTD | Art of the Day |
| AOTD | Album of the Day |
| AOTD | Ass of the Day |
| AOTD | Antrasis Operatyviniu Tarnybu Departamentas (Lithuanian: Second Investigation Department) |
| AOTD | Application of the Day |
| AOTD | Aces of the Deep (gaming clan) |
| AOTD | Art of the Drink (Instructional bartending videos) |
| AOTD | Asylum of the Daleks (Doctor Who episode) |
| AOTD | Amusing Ourselves to Death (Postman book) |
| AOTD | Apocolypse of the Damned (fan fiction) |
| AOTD | Art of Technology Digest |
| AOTD | Active Optical Target Detector |
| AOTD | Avatar of the Day |
| AOTD | Amateur Owner to Drive (equestrian) |
| AOTD | Answer of the day |
| AOTD | Acronym Of The Day |
| AOTD | Assistant Operational Test Director |