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