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