of or having to do with the Top 40 or the kind of popular music they represent: a Top-40 radio station
the 40 current best-selling music recordings
(plural Top 40s)
- (music) Popular music, usually the 40 most popular songs at a given time.
(comparative more Top 40, superlative most Top 40)
- Relating to or playing popular music.
- I was listening to a Top 40 radio station.