Where does this definition of one and only come from?
This entry for one and only is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is one and only a noun, verb, or something else?
In this entry, one and only is tagged as 2adj..
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.