NOUN

NOUN

Definition
According to http://grammar.ccc.commnet.edu noun is the name of a person, place, thing, or idea. Further, Whatever exists, we assume, can be named, and that name is a noun. And according to http://www.arts.uottawa.ca noun is a word used to name a person, animal, place, thing, and abstract idea. According to me noun is a name of of things.
Example: book, mind, Alex, Ann, plane, Plant, money, one, two, beauty, police, chauffeur.

Function
According to to http://www.arts.uottawa.ca A noun can function in a sentence as a subject, a direct object, an indirect object, a subject complement, an object complement, an appositive, an adjective or an adverb.
And according to http://www.iscribe.org noun can function as a subject of a sentence, as a direct object, as an indirect object, or it may be used as the object of a preposition.
Further, http://languagestudy.suite101.com noun can be used as:
1. Subject
2. Subject complement
3. Direct object
4. Object complement
5. Indirect object
6. Prepositional complement
7. Adjective phrase complement
8. Appositive

TESTS OF NOUN
1. NOUN
2. Countable and Uncountable Nouns
3. My Favourite Things (Sound Of Music)