This could be one of several phrases. "Tied the knot" means that you got married. The image is to be tied together. If your stomach is "tied in a knot," it is cramping and painful. If a rope is tied in a knot, it has a place where the ends of the rope cross each other and pull tight.
"Tied the knot" means to get married. For example, "Mary and Ted tied the knot yesterday" means that Ted and Mary got married.
To tie the knot means to get married. The image is of two people tied together.
Nothing. You have left out part of the idiom. Perhaps you mean "your hands are tied," which means that you have no power to do anything in a given situation.
do you mean tied the knot? That means to get married.
A knot
It's usually just TIED UP -- it means you're busy.
I tied a knot in the rope.
It has now become very flexible... and so it can be tied into a knot
I am a frayed knot
Yes it is a knot, as the placenta is tied to the belly button.
If you are tied in a knot, it will likely be impossible to open a notebook. It would best to get to a doctor to have yourself untied from the knot before attempting anything else.
The whole goal with a knot is to create as much friction between each of the strings as possible. The greater the friction, the better the knot will hold. Silk string is very smooth as compared to the cotton string. So the friction produced when a cotton string is tied in a knot is greater than that when a knot tied with silk string. That is why a knot tied with cotton string will hold better than a knot tied with silk string.
because they both had a tied knot and had a huge reward for untieing it