What's that writing mean? Nike? What is that? Some sort of Injun talk or something?

6 seconds sound clip from the Back to the Future Part III movie soundboard.

You can hear this line at 00:30:49.940 in the DVD version of the movie.

Quote context

[...]

- What's your name, dude?

- Marty... Eastwood. Clint Eastwood.

- What kind of stupid name is that?

- I'd say he's the runt of the litter.

- Hey, now, boys, would you take a look-see at these pearly whites? Hell, I ain't seen teeth look that straight that weren't store-bought.

- Take a gander at them moccasins. What kind of skins is them?

- What's that writing mean? Nike? What is that? Some sort of Injun talk or something?

- Bartender, I'm looking for that no-good, cheating blacksmith. You seen him?

- No, sir, Mr. Tannen. I have not.

- Tannen. You're Mad Dog Tannen.

- Mad Dog? I hate that name. I hate it, you hear? Nobody calls me Mad Dog! Especially not some duded-up, egg-sucking gutter trash.

- Dance! Come on! Come on, runt! You can dance better than that!

[...]