A classic example of a thing or situation has all the features which you expect such a thing or situation to have.

A classic film, piece of writing, or piece of music is of very high quality and has become a standard against which similar things are judged.

A classic is a book which is well-known and considered to be of a high literary standard. You can refer to such books generally as the classics .

Classic style is simple and traditional and is not affected by changes in fashion.

A classic car is a model of car that is greatly admired because of its style, and is considered to be one of the best of its kind; used especially to talk about cars which are no longer being produced.

Classics is the study of the ancient Greek and Roman civilizations, especially their languages, literature, and philosophy.