human
What is the sound often associated with grass being cut in a lawn?
gpt
A hissing or buzzing "P" sound, but more specifically, a "vroom" or "buzz" from the engine or a "zzt" "pop" or a whirring of the blades of the power lawn mower, but then it reduces to a "whirring" "whizz"  or one sharp noise "B" then a more smooth "P" or "whh" sound.
Explanation: Many lawnmowers produce a quick loud snapping or chattering noise that a quick snapping "B" leading to the whirring of blades which can be said to sound like a sustained "bzz" "pppppp" a series of these sounds may just be denoted as "bzrpz".