Pet idol came home (3)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
dog
'pet' is the definition.
I don't understand how the remainder of the clue works.
Can you help me to learn more?
(Other definitions for dog that I've seen before include "Worry" , "Follow - canine" , "'Every . . . has its day'" , "Cur" , "Hound" .)