n.
1.the power or right to give orders or make decisions
2.(usually plural) persons who exercise (administrative) control over others
3.an expert whose views are taken as definitive
4.freedom from doubt
5.an administrative unit of government
6.official permission or approval
7.an authoritative written work
Idiom of the Day
laid up
to be confined to bed, to be unfit for work
My friend has been laid up for a few days because of a cold.