latchkey
Word family
- latchnounB2
Synonym discussion
Sense: noun/1
These three terms all describe children who spend time at home without adult supervision, but they differ in register and usage. 'Latchkey child' is the most established idiom — it appears widely in news media, policy reports, and everyday conversation, and it carries a slight historical weight tied to the post-WWII era when many mothers entered the workforce. 'Home-alone child' is a direct descriptive equivalent that anyone would understand, but it has not become a fixed term in the way 'latchkey child' has. 'Self-care child' is the most formal of the three; it is used mainly by educators, social workers, and researchers who want a neutral, non-judgmental label. In everyday speech, a parent might say 'My daughter is a latchkey kid now that I've gone back to work,' whereas a school report would refer to 'students in self-care arrangements.'
Etymology
'Latchkey' is a compound of 'latch' (a simple fastening for a door) and 'key.' First recorded in English during the early 1800s, it literally meant a key for lifting a latch from outside. The figurative sense — a child who stays home alone with a house key — emerged in the 1940s, during and after World War II, when many parents worked long hours or served in the military and children had to let themselves into empty homes.
First known use
1825
1825, in the meaning defined above