Where does this definition of up in arms come from?
This entry for up in arms is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is up in arms a noun, verb, or something else?
In this entry, up in arms is tagged as 2adv..
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.