MKO
| Acronym | Definition |
|---|---|
| MKO | More Knowledgable Other (psychology) |
| MKO | Mauna Kea Observatories (Hawaii) |
| MKO | Mortal Kombat Online (website) |
| MKO | Manitoba Keewatinowi Okimakanak Inc. (First Nations group; Manitoba, Canada) |
| MKO | Moshood Kashimawo Olawale (Abiola) |
| MKO | Middenkaderoverleg |
| MKO | Mujahedin Khalgh Organization |