Wiktionary
latch-key
n. (alternative spelling of latchkey English)
Usage examples of "latch-key".
There was no need to do this, for the young folk had latch-keys, but, having begun the vigil, he went on with it, a volume about Eastern philosophies on his knee, a bowl of narcissus blooms, giving forth unexpected whiffs of odor, beside him.
At twenty-five minutes past seven she turned out the electric light in her little hall, and wrapped in her opera cloak with the chinchilla collar, came out into the corridor, pausing a moment to make sure she had her latch-key.