A bed is a piece of furniture that you lie on when you sleep.

If a place such as a hospital or a hotel has a particular number of beds, it is able to hold that number of patients or guests.

A bed in a garden or park is an area of ground that has been specially prepared so that plants can be grown in it.

A bed of shellfish or plants is an area in the sea or in a lake where a particular type of shellfish or plant is found in large quantities.

The sea bed or a river bed is the ground at the bottom of the sea or of a river.

A bed of rock is a layer of rock that is found within a larger area of rock.

If a recipe or a menu says that something is served on a bed of a food such as rice or vegetables, it means it is served on a layer of that food.

To get someone into bed means to persuade them to have sex with you.

To go to bed with someone means to have sex with them.

If you say that someone is in bed with someone else, you mean that they are having sex in bed.

If you say that someone is good in bed, you mean that they are a skilful lover.

If you say that someone has made their bed and must lie in it, you mean that since they have chosen to do a particular thing, they must now accept the unpleasant results of their action.

When you make the bed, you neatly arrange the sheets and covers of a bed so that it is ready to sleep in.

If you say that someone got out of bed on the wrong side, you mean that they have been bad-tempered ever since they woke up that morning.