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