Where does this definition of year in year out come from?
This entry for year in year out is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Does year in year out appear elsewhere on Lughet?
Yes — year in year out 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.