from The Century Dictionary.
- noun The rope along the bottom of a trawl-net.
Sorry, no etymologies found.
The mouth of this apparatus is kept open on its flat side by means of a pole some ten or twelve feet long, termed the ` trawl-beam, 'which floats uppermost when the net is down; while the lower side is weighted with a thick heavy piece of hawser styled the ` ground-rope,' around which the meshes of the net are woven.
Bob Strong's Holidays Adrift in the Channel John B. [Illustrator] Greene