The side of something is a position to the left or right of it, rather than in front of it, behind it, or on it.

The side of an object, building, or vehicle is any of its flat surfaces which is not considered to be its front, its back, its top, or its bottom.

The sides of a hollow or a container are its inside vertical surfaces.

The sides of an area or surface are its edges.

The two sides of an area, surface, or object are its two halves.

The two sides of a road are its two halves on which traffic travels in opposite directions.

If you talk about the other side of a town or of the world, you mean a part of the town or of the world that is very far from where you are.

Your sides are the parts of your body between your front and your back, from under your arms to your hips.

If someone is by your side or at your side, they stay near you and give you comfort or support.

The two sides of something flat, for example a piece of paper, are its two flat surfaces. You can also refer to one side of a piece of paper filled with writing as one side of writing.

One side of a tape or record is what you can hear or record if you play the tape or record from beginning to end without turning it over.

A side of beef, bacon, or other meat consists of the meat from half the animal cut along its backbone.

Side is used to describe things that are not the main or most important ones of their kind.

The different sides in a war, argument, or negotiation are the groups of people who are opposing each other.

The different sides of an argument or deal are the different points of view or positions involved in it.

If one person or country sides with another, they support them in an argument or a war. If people or countries side against another person or country, they support each other against them.

In sport, a side is a team.

A particular side of something such as a situation or someone's character is one aspect of it.

The mother's side and the father's side of your family are your mother's relatives and your father's relatives.

If two people or things are side by side, they are next to each other.

If people work or live side by side, they work or live closely together in a friendly way.

If you say that someone has let the side down, you mean that they have embarrassed their family or friends by behaving badly or not doing well at something.

If something moves from side to side, it moves repeatedly to the left and to the right.

If you are on someone's side, you are supporting them in an argument or a war.

If something is on your side or if you have it on your side, it helps you when you are trying to achieve something.

If you get on the wrong side of someone, you do something to annoy them and make them dislike you. If you stay on the right side of someone, you try to please them and avoid annoying them.

If you say that something is on the small side, you are saying politely that you think it is slightly too small. If you say that someone is on the young side, you are saying politely that you think they are slightly too young.

If someone does something on the side, they do it in addition to their main work.

If you have one type of food with another food on the side, you have an amount of the second food served with the first.

If you put something to one side or put it on one side, you temporarily ignore it in order to concentrate on something else.

If you take someone to one side or draw them to one side, you speak to them privately, usually in order to give them advice or a warning.

If you take sides or take someone's side in an argument or war, you support one of the sides against the other.

If you say that something will not happen this side of a date or event, you mean that it will not happen before that date or event.