carry coals to Newcastle


Also found in: Idioms, Wikipedia.

carry coals to Newcastle

To do something unnecessary or superfluous; from the city of Newcastle, England, being a center of the coal industry.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
Translations
Eulen nach Athen tragen
References in periodicals archive ?
Most that carry Coals to Newcastle want a regime change out of emotions and may haul over the coals on anyone who suggests otherwise.
To 'carry coals to Newcastle' means to do something that is obviously superfluous.
His detractors jokingly suggested he carry coals to Newcastle from America so he did and made a fortune!