Lazed (7)
'lazed' is the definition.
('idle' can be a synonym of 'laze')
This is the entire clue.
(Other definitions for idled that I've seen before include "not worked" , "(Of an engine) ran slowly out of gear" , "Did little or nothing" , "pottered" , "relaxed" .)
(Other definitions for lounged that I've seen before include "Reclined" , "Glued on (anag.)" .)