From Longman Dictionary of Contemporary Englishcolliercol‧li‧er /ˈkɒliə $ ˈkɑːliər/ noun [countable] British English old-fashionedBOTI someone who works in a coal mine
Examples from the Corpus
collier• There were once pitched battles and riotous football matches between colliers and tradesmen around the turn of the last century.• Kingswood colliers into Bristol or those of Bedworth into Coventry.• Some were small colliers, to carry coal to London.• The Earl of Uxbridge attempted to end the coal allowance of his Staffordshire colliers in 1757.• By 1860 the steam colliers were in demand because of their larger capacity and reliability.• In the end the fourteen-stone collier had been glad to see the back of her.• The early style of ships used to move coal in quantity was the collier brig and the collier barque.From Longman Business Dictionarycolliercol‧li‧er /ˈkɒliəˈkɑːliər/ noun [countable] British EnglishJOB someone whose job is to work under ground in a coal mineOrigin collier (1200-1300) coal 