Top definition
A toddler or child with a penchant for incessant noise-making. Often paired with the word "blood" when the target is a newborn infant.
"If you don't tell the goddamn blood-moppet to shut the hell up, I'll rent a jackhammer to drill its baby brains halfway to Kansas"
by Chisanth November 10, 2006
Happy St. Patties Day!