Half-cut, relaxed dope (4)

I believe the answer is:
info
'dope' is the definition.
(dope can informally mean information)
I can't explain the remainder of the clue.
Can you help me to learn more?
(Other definitions for info that I've seen before include "Facts; knowledge gained" , "Gen (abbr)" , "counsel?" , "Facts (abbr)" , "Dope" .)
