| Acronym | Definition |
|---|
| HOU➣Head of Unit (various locations) |
| HOU➣Hanoi Open University (Hanoi, Vietnam) |
| HOU➣Hellenic Open University (Greece) |
| HOU➣Hordes of the Underdark (gaming, Neverwinter Nights Expansion Pack) |
| HOU➣Hands-On Universe (educational program; University of California, Berkeley) |
| HOU➣Heavy Oil Upgrading |
| HOU➣Houston, TX, USA - Houston Hobby Airport (Airport Code) |