latchkey kid

Noun

 * 1)  A schoolchild who carries keys to his or her house because there is usually no parent home when school finishes.

Translations

 * Arabic:
 * Chinese:
 * Mandarin: 掛鑰匙兒童, 鑰匙兒童
 * Dutch:
 * Finnish: avainkaulalapsi, avainlapsi
 * French: enfant à clé
 * German:
 * Japanese: 鍵っ子
 * Korean:
 * Russian:
 * Spanish: niño con llave
 * Swedish: