Where does this definition of heavy going come from?
This entry for heavy going is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is heavy going a noun, verb, or something else?
In this entry, heavy going 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.