What is "cow hitch"

n. 1 Any hitch or bend which slips because it is wrongly tied 2 (context nautical English) Any knot which is not a recognised maritime knot as used at sea

The cow hitch is a hitch knot used to attach a rope to an object. The cow hitch comprises a pair of half-hitches tied in opposing directions, as compared to the clove hitch in which the half-hitches are tied in the same direction. It has several variations and is known under a variety of names. It can be tied either with the end of the rope or with a bight.