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