Shoveling dirt is a man masturbating, using his own shit for lube.
Greg was waiting for Barbie for so long, that he spent two years shoveling dirt until she could get her green card.
An vicious anal pounding you will never forget.
"I heard you were making a garden. Lemme come over and shovel the dirt."
I saw my boy G shoveling dirt to some mexican niggaz the other day