If something is graded, its quality is judged, and it is often given a number or a name that indicates how good or bad it is.

The grade of a product is its quality, especially when this has been officially judged.

Your grade in an examination or piece of written work is the mark you get, usually in the form of a letter or number, that indicates your level of achievement.

Your grade in a company or organization is your level of importance or your rank.

In the United States, a grade is a group of classes in which all the children are of a similar age. When you are six years old you go into the first grade and you leave school after the twelfth grade.

A grade is a slope.

Someone's grade is their military rank.

If someone makes the grade, they succeed, especially by reaching a particular standard.