Pitman
'pitman' is the definition.
(synonyms)
This is all the clue.
(Other definitions for coal miner that I've seen before include "Digger" , "No miracle (anag) - endangered species?" , "I'm dirty when I'm working" , "person working mostly in the dark" .)
'pitman' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for coalminer that I've seen before include "man down for work?" , "Worker given pick" .)