The word “subject” has many definitions, but the most common definition is a noun or pronoun that is doing or being something.
Example One, “He is the subject of the sentence.” This means that he is the one who is doing or being something. Another definition of subject is a person or thing that someone speaks about or writes about.
Example Two, “The subject of her essay was love.” This means that she wrote about love and spoke about it in her essay.
The last definition of subject is an area of study in school.
Example Three, “My favorite subjects are English and History.” This means these are the areas she enjoys studying most in school out all other areas.
In conclusion, there are many definitions for the word subject , but the three main ones are a noun or pronoun that is doing or being something, a person or that someone speaks about or writes about, and an area of study in school or some other discipline.