HIH
| Acronym | Definition |
|---|---|
| HIH | Hogwarts Is Here (fan network) |
| HIH | Hand in Hand (various locations) |
| HIH | Hope It Helps |
| HIH | High Impact Halo (gaming website) |
| HIH | Hot in Here |
| HIH | His/Her Imperial Highness |
| HIH | Halloween Is Here (Vancouver, British Columbia, Canada) |
| HIH | Hypertensive Intracerebral Hemorrhage |
| HIH | How's It Hanging? |
| HIH | Hospital in Home |