Nuh-Uh.
3 seconds sound clip from the Training Day (2001) movie soundboard.
You can hear this line at 01:31:50 in the Blu-ray version of the movie.
Quote context
[...]
- Hey, Smiley. Just, uh, doing homework.
- Oh, no, no. I want to talk to you.
- No. No. I want to every class. Why?
- Nuh-Uh.
- All right, Letty, tell me what happened, OK? Don't bullshit me.
- Um, all right. I got jumped by these 2 crackheads today.
- Well, I think they wanted to, like, rape me or something. I don't know.
[...]