You found it. It's the sound of a cat
being run over by a LAWN mower.
The Big Bang Theory Season 2, Episode 15
so you could shoot hoops
and mow the LAWN?
The Big Bang Theory Season 12, Episode 3
But I was just tired of
the LAWN care, upkeep
and whatnot. You know?
Breaking Bad Season 2, Episode 5
Why, because they won't get off your LAWN?
The Big Bang Theory Season 8, Episode 4
...we had an inflatable Santa Claus
with plastic reindeer on the front LAWN.
The Big Bang Theory Season 3, Episode 11