The nanny state
Definition 1 of 1
Pro Tip 1/3Negative Connotation
The term often implies disapproval of excessive government involvement. 
He argues that helmet laws for adults are just more nanny state meddling.
Pro Tip 2/3Political Debate
Used in political arguments to criticize opponents' policies as overcontrolling. 
The opposition decried the new curfew as nanny state overreach.
Pro Tip 3/3Not Always Literal
Sometimes used metaphorically to describe any overprotective behavior, not just by governments. 
My mother's constant advice felt like a nanny state at home.