What does OH stand for?

Ohio Hopewell

Ohio Hotel

Olduvai Habiline

Omega Howl

Optical Holograph

Order Hardening

Hydrokyl Ion

Overhead

The costs of a firm that are not directly related to its output, usually interpreted in economic models as fixed costs.

Opposite Hand

Overhaul

To examine with a view to repairing or refitting. To overtake. To extend a tackle so that distance between blocks is increased. Hauling the buntline ropes over the sails to prevent them from chaffing. Get gear in condition for use; to separate the blocks of a tackle to lengthen the fall.