One employed in the moving or shoveling of coal, in loading or discharging coal-ships, in shoveling coal from the coal-bunkers of a steam-vessel to the furnaces, etc.; a coal-passer.(noun)
The Century Dictionary (Public Domain)
Use "coal-heaver" in a sentence
"The Bishop, black as a coal-heaver, in a workingman's cheap cotton shirt"
"On my word, I believe I must be troublesome to your butler for a draught of something — I am as thirsty as a coal-heaver that is working by the piece."
"Jack had been a bobbin boy in a jute mill, also a cannery worker, and a coal-heaver in a power plant, in grammar school days."