from The Century Dictionary and Cyclopedia
- n. In ship-building, a flat rectangular piece of metal with an eye or ring projecting edgewise from its surface, the whole forming one solid piece. It is attached to the surface on which it is placed by screws or rivets through the flat part.
Sorry, no etymologies found.
He unfastens the hatchway, slides the panels to the side, and climbs the ladder into the cockpit, where he immediately clips his safety tether to a corner pad-eye a metal ring usually used to secure sailing lines.