Where does this definition of pitch pipe come from?
This entry for pitch pipe is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is pitch pipe a noun, verb, or something else?
In this entry, pitch pipe is tagged as 2n..
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.