Strikes (4)
'strikes' is the definition.
('rap' can be a synonym of 'strike')
This is all the clue.
(Other definitions for raps that I've seen before include "Sprechgesang pop hits" , "'Knocks, on the door say (4)'" , "Cracks" , "Knocks sharply" .)
'strikes' is the definition.
(hit can mean to strike)
This is all the clue.
(Other definitions for hits that I've seen before include "welcome in the theatre world?" , "that please the public?" , "Raps - successful recordings" , "Top pops" , "In the 60s these were 'groovy'" .)
'strikes' is the definition.
(knocking is a kind of striking)
This is the entire clue.
(Other definitions for knocks that I've seen before include "Gentle taps" , "criticisms" , "Raps, taps" , "Hits" , "Strikes with a sharp blow or finds fault with" .)