(~s)
1.
A ~ is a person who is responsible for a particular place or thing, and for making sure that the laws or regulations that relate to it are obeyed.
He was a ~ at the local parish church...
Game ~s were appointed to enforce hunting laws in New Hampshire.
N-COUNT: usu with supp
see also traffic ~
2.
The ~ of a prison is the person in charge of it. (AM; in BRIT, use governor )
A new ~ took over the prison.
N-COUNT