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