One who has the custody of a park, or who is employed to preserve order in or otherwise to take care of a park.(noun)
The Century Dictionary (Public Domain)
Use "park-keeper" in a sentence
"The death has occurred of Adam, protoplast, progenitor, park-keeper and agriculturalist."
"To this stern injunction, Gregory made no reply, any more than to the courteous offer of old Albert Drawslot, the chief park-keeper, who proposed to blow vinegar in his nose, to sharpen his wit, as he had done that blessed morning to Bragger, the old hound, whose scent was failing."
"The solitary park-keeper was talking to a nursemaid."