'Cuckold's knot' definitions:

Definition of 'Cuckold's knot'

From: GCIDE

Cuckold's knot \Cuck"old's knot`\ (k?k"?ldz n?t`). (Naut.) A hitch or knot, by which a rope is secured to a spar, the two parts of the rope being crossed and seized together; -- called also cuckold's neck. --Ham. Nav. Encyc. [1913 Webster]