I don't know what it's called. I just know the sound it makes when it takes a mars life.

Four Leaf Tayback (Nick Nolte)

9 seconds sound clip from the Tropic Thunder (2008) movie soundboard.

You can hear this line at 00:35:47 in the Blu-ray version of the movie.

Quote context

[...]

- So, we gotta light these boys up today, huh? Blow some sense into these young men.

- Hey, I don't want to come off as weird or anything, but I might be your biggest fan. Yeah.

- Tropic Thunder. Kind of like my Catcher in the Rye.

- Yeah, I've never been in the military, per se, but I have lost an appendage in the line of duty. Driving Miss Daisy, first studio gig.

- Yeah. It's a pretty cool sidearm you got there. What is it?

- I don't know what it's called. I just know the sound it makes when it takes a mars life.

- Okay. (2)

- We're go for explosion. Ready to kick the tires and light the fires on your say-so.

- Damien, we're go for explosion. Do you copy?

- I got an itchy trigger finger here, and I'm ready to blow some shit up.

[...]