An unreasonable request added to a task by someone who wishes you to fail. From the Monty Python "Knights who say Ni" sketch.
Bob: "In order to convince me that global warming is real, you will have to show that all temperatures everywhere on the globe are setting records at all times."
Bill: "Uh huh. Would you like a Shrubbery as well?"
To savagely beat someone with a common low-lying shrub whilst aggravated.
Verm returns home to find his wife doing another man. He gets aggravated thus feels the need to beat her with a shrub. Verm was sentenced to five years community prostitution service after allegedly committing Aggravated Shrubbery against his wife.