Definitions

1. pronoun

used to refer to oneself, especially when the subject of a verb or a sentence

“She asked me to help her move.”

2. noun

a person or thing that is being referred to, especially when the subject of a verb or a sentence

“The person who lives next door is a friend of mine, and that person is me.”

3. interjection

used to express oneself or one’s emotions, especially in a loud or emphatic way

“Me! I want to go!”