Proper noun
The district in New York City centered on 28th Street from the late 19th to the early 20th century, wherein thousands of popular songs were commercially written.
The songwriting and publishing industry which was built around the songs produced in Tin Pan Alley; the style of popular music produced by this industry.
Source: en.wiktionary.orgWhat is the Ninth Symphony compared to a Tin Pan Alley hit played on a hurdy-gurdy and a memory? Karl Kraus
There's not one Tin Pan Alley song on my record. Branford Marsalis
I was at the Apollo Theater all the time, skipping school, and I worked in a barbershop. That's how I started with doo-wop. Now I've come full circle. I did all kinds of music. I used to work on Broadway and Tin Pan Alley. George Clinton
Then on to all the terrific american songwriters, from Tin Pan Alley to the Beatles, from Bob Dylan to Paul Simon. Whoever wrote and sang in the song form I have appreciated. Tom Chapin
I grew up listening to a lot of player-piano music in my house and a lot of old Tin Pan Alley songs and American standards. My dad listened to a lot of traditional Irish music and I grew up doing musical theater. So most of the music I was exposed to as a kid was pre-rock n' roll. John C. Reilly
Although subject to the vicissitudes of Tin Pan Alley and the gangster-ridden music business, as well as anti-black prejudice, he continued to develop his playing. Source: Internet