It means "returning home". It's normally a term to refer to either a secular Jew who becomes religious or a person who converts to Judaism.
House of return
The population of Beit Duqqu is 1,600.
The population of Beit Sira is 2,749.
Beit Oren was created in 1939.
Beit Oved was created in 1933.
Beit Zaid was created in 1951.
Beit Nehemia was created in 1950.
The population of Beit She'an is 16,900.
Beit She'arim was created in 1926.
Beit Uziel's population is 450.
Beit Uziel was created in 1956.
Beit Ummar's population is 13,348.