Where does this definition of billet-doux come from?
This entry for billet-doux is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is billet-doux a noun, verb, or something else?
In this entry, billet-doux is tagged as n..
Does billet-doux appear elsewhere on Lughet?
Yes — billet-doux appears under other sources or language pairs in Lughet's collection. See the list below.
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.