This is the 13570th most frequent Russian word.
начальства
"Начальства" means "authorities" or "leadership (those in charge)."
In this sentence, 'начальства' denotes a group of individuals in authority who are making decisions.
Начальства решили принять новые меры.
The authorities decided to implement new measures.
Here, 'начальства' refers to the management or leaders providing directions or orders.
Мы получили указание от начальства.
We received an instruction from the management.
In this context, 'начальства' represents the authority figures one might interact with in a hierarchical structure.