A person who is entrusted with keeping a key to commercial or industrial premises.
There should be a little change, it is not only commercial and premises should be possessions and person should be female.
A beautiful female who is entrusted with keeping a key to something a man can’t control.
You see even the most renowned dictionary can have it wrong. Don’t forget Mistress is always right.
“A strong willed Lady who enjoys saying ‘no’!”