Meaning: This sentence means that the speaker has a desire or wish to possess or obtain something. It's a way of expressing a longing or craving for something.
Choice of Words: "I" is a pronoun that refers to the speaker. "Want" is a verb that expresses a desire or wish for something. "It" is a pronoun that refers to something specific but not named. In this sentence, "it" represents something that the speaker desires or wishes to have.