Where does this definition of backup light come from?
This entry for backup light is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is backup light a noun, verb, or something else?
In this entry, backup light is tagged as noun.
Does backup light appear elsewhere on Lughet?
Yes — backup light appears under other sources or language pairs in Lughet's collection. See the list below.
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.