Musical genre (4,9)
(Other definitions for easy listening that I've seen before include "Light, popular music" , "Undemanding music genre" , "Popular music that is tuneful and undemanding" .)
'musical genre' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for rap that I've seen before include "Knock; type of rhythmical speech to music" , "Pounding" , "Criminal charge" , "Knock - punishment - monologue to music" , "Form of music with spoken lyrics" .)