A noun is a person, place, or thing.
musician
New York
guitar
Nouns may be common (musician, city, guitar) or proper (Elvis, New York, Stratocaster).
Nouns can be subjects or objects.
Bob ate the cookie.
“Bob” is the subject: he ate.
“Cookie” is the object: it was eaten.
Bob gave the cake to Sam.
“Bob” is the subject: he gave.
“Cake” is the direct object: [...]
