ground tackle

from The Century Dictionary.

• noun Nautical, a general term for the anchors, cables, warps, springs, etc., used for securing a vessel at anchor.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun nautical equipment, such as anchors, cables, or windlasses, for mooring a vessel away from a pier or other fixed moorings.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a mechanical device that prevents a vessel from moving