Where does this definition of foster son come from?
This entry for foster son is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is foster son a noun, verb, or something else?
In this entry, foster son is tagged as 2n..
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.