collier Syllabification: (col·lier)Pronunciation: /ˈkälyər/Definition of collier noun chiefly British 1a coal miner. 2a ship carrying coal. Origin: Middle English: from coal + -ier. The original sense was 'maker of charcoal', who usually brought it to market, hence 'person selling charcoal', later 'person selling coal', whence current sensescollier in other Oxford dictionaries Definition of collier in the British & World English dictionary