A child trying to take a pot off of the stove.
The definition of perilous is a dangerous situation, or something fraught with danger and risk.
An example of perilous is when you are barely able to pay your bills and you are about to lose your job.
involving peril or risk; dangerous
Origin of perilousOld French perilleus ; from Classical Latin periculosus
Full of or involving peril; dangerous or risky.