A child who is given a key to the home and is expected to remain at home alone (without adult supervision until the parents return from work).
Equipped with a key; generally in the phrase latchkey child.
Latchkey Sentence Examples
Such children are sometimes called "latchkey children" because they are usually given a key to the house or apartment so that they can let themselves in when they get home.
As a partial solution to parental concerns about latchkey children, some schools, churches, and synagogues offer after-school programs for children who would otherwise spend several hours at home alone.
Latchkey child-A child who must spend part of the after-school day at home without supervision while the parents are at work.