If you touch something, you put your hand onto it in order to feel it or to make contact with it.

If two things are touching, or if one thing touches another, or if you touch two things, their surfaces come into contact with each other.

Your sense of touch is your ability to tell what something is like when you feel it with your hands.

To touch something means to strike it, usually quite gently.

If something has not been touched, nobody has dealt with it or taken care of it.

If you say that you did not touch someone or something, you are emphasizing that you did not attack, harm or destroy them, especially when you have been accused of doing so.

You say that you never touch something or that you have not touched something for a long time to emphasize that you never use it, or you have not used it for a long time.

If you touch on a particular subject or problem, you mention it or write briefly about it.

If something touches you, it affects you in some way for a short time.

If something that someone says or does touches you, it affects you emotionally, often because you see that they are suffering a lot or that they are being very kind.

If something is touched with a particular quality, it has a certain amount of that quality.

If you say about someone that nobody can touch him or her for a particular thing, you mean that he or she is much better at it than anyone else.

To touch a particular level, amount, or score, especially a high one, means to reach it.

If you touch someone for money, you ask them to give it to you.

A touch is a detail which is added to something to improve it.

If someone has a particular kind of touch, they have a particular way of doing something.

A touch of something is a very small amount of it.

You can use a touch to mean slightly or to a small extent, especially in order to make something you say seem less extreme. For example, if you say that something is a touch expensive, you might really think that it is very expensive.

You use at the touch of in expressions such as at the touch of a button and at the touch of a key to indicate that something is possible by simply touching a switch or one of the keys of a keyboard.

If you say that someone has the common touch, you mean that they have the natural ability to have a good relationship with ordinary people and be popular with them.

If you get in touch with someone, you contact them by writing to them or telephoning them. If you are, keep, or stay in touch with them, you write, phone, or visit each other regularly.

If you are in touch with a subject or situation, or if someone keeps you in touch with it, you know the latest news or information about it. If you are out of touch with it, you do not know the latest news or information about it.

If you lose touch with someone, you gradually stop writing, telephoning, or visiting them.

If you lose touch with something, you no longer have the latest news or information about it.

If you say that something is touch and go, you mean that you are uncertain whether it will happen or succeed.

If you say that someone is a soft touch or an easy touch, you mean that they can easily be persuaded to lend you money or to do things for you.