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