noun
under one's parents' roof; living with one's parents
Fixed expression meaning the state of living with or being supported by one's parents. Often used in contexts of dependence or returning home.
彼は三十歳になってもまだ父母の許にいる。
He is still living with his parents even though he's thirty.
失業して父母の許に戻った。
I lost my job and returned to my parents' home.