IHU
| Acronym | Definition |
|---|---|
| IHU | Instituto Humanitas Unisinos (Portuguese: Humanities Institute; Brazil) |
| IHU | Institut Hospitalo-Universitaire (French: University Hospital Institute) |
| IHU | Internal Hostile Unstructured |
| IHU | International Hellenic University (Thessaloniki, Greece) |
| IHU | I Hear You |
| IHU | I Hate You |
| IHU | I Hear U |
| IHU | Innen-Hochdruck-Umformung (hydroforming) |
| IHU | Integrated Helmet Unit |
| IHU | I Heart You |
| IHU | International Harvardian University |
| IHU | Individual Housing Unit |