pop music is a type of popular music that many people like to listen to. the term "pop music" can be used for all kinds of music that was written to be popular. the word "pop music" was used from about 1880 onwards, when a type of music called music was popular. styles of pop music in the 2020s (today) include rock music, electronic dance music and hip hop. pop music tends to change quite a lot so the description is quite flexible.