Definitions

1. noun

the absence of anything; a complete lack of something

“She went out for dinner, but found that there was nothing on the menu that she liked.”

2. pronoun

used to indicate the absence of something; used to indicate that something is not present or available

“I’m looking for a pen, but I don’t have nothing to write with.”

3. adjective

not any; no

“I don’t have nothing to say about that.”