A device with a multiple hook at one end and attached to a rope, which is thrown or hooked over a firm mooring to secure an object attached to the other end of the rope.
A grappling iron.
A small anchor, having more than two flukes, used for anchoring a small vessel.
To connect (ships) with a grapnel.
A cylindrical mechanical fastener that attaches multiple parts together by fitting through a hole and deforming the head(s) at either end.
Any fixed point or certain basis.
To command the attention of.
To attach or fasten parts by using rivets.
To make firm or immovable.
To install rivets.