That was the sound of a tool chest falling down the stairs.
— Marv (Daniel Stern)
7 seconds sound clip from the Home Alone 2: Lost in New York movie soundboard.
You can hear this line at 01:38:38 in the Blu-ray version of the movie.
Quote context
[...]
- I'm up here and I'm really scared.
(Tool chest falling down the stairs)
(Tool chest falling down the stairs) (2)
- That was the sound of a tool chest falling down the stairs.
- Yes! (3)
- I don't care if I get the chair, I'm killing that kid!
[...]