A man's suit consists of a jacket, trousers, and sometimes a waistcoat, all made from the same fabric.

A woman's suit consists of a jacket and skirt, or sometimes trousers, made from the same fabric.

A particular type of suit is a piece of clothing that you wear for a particular activity.

In a court of law, a suit is a case in which someone tries to get a legal decision against a person or company, often so that the person or company will have to pay them money for having done something wrong to them.

If people follow suit, they do the same thing that someone else has just done.

If something suits you, it is convenient for you or is the best thing for you in the circumstances.

If something suits you, you like it.

If a piece of clothing or a particular style or colour suits you, it makes you look attractive.

If you suit yourself, you do something just because you want to do it, without bothering to consider other people.