| Acronym | Definition |
|---|
| OLHS➣Ocean Lakes High School (Virginia Beach, VA) |
| OLHS➣Oxford-Lafayette Humane Society (Oxford, MS) |
| OLHS➣Old Lyme Historical Society (Lyme, CT) |
| OLHS➣On Line Help Solution |
| OLHS➣Obstructive Left Heart Syndrome (cardiology) |
| OLHS➣Old Lizard Head Series (geology; UK) |