Gravel Run 

Taking a drive with friends on a dirt road

Let's go for a gravel run.

Gravel Run by k88888888 March 18, 2019

gravelcruncher 

A peeping tom. Someone who might tread on the gravel next to say, a shower or bedroom window.

I was in the shower and thought I heard a gravelcruncher outside the window.

gravelcruncher by geekyjohn December 29, 2009