Also known as
Reef Knot
What is the Square Knot?
The Square Knot is a simple binding knot
The Square Knot, what is it used for?
The Square Knot is an elegant way to weakly connect two ropes together temporarily.
The Square Knot is also a component of many lashings and more intricate knots, as well as a binding around objects.
You can use the Square knot as a climber, to hoist a rope up to your working position. It can also be used to lace up a dress, or as a decorative piece, especially when the Square Knot is tied with two different colored ropes.
Remarks
There is a small detail which is often overlooked when tying the Square Knot, that will make or break it:
The Square knot works best when tied with ropes of equal diameter.
You cannot use the Square Knot for purposes where safety is a concern. The Square Knot can become easily undone.
Alternatives for the Square Knot
Sheet Bend