carry coals to Newcastle
idiomPart ofcoal
carry coals to Newcastle — idiom
1. To bring something to a place where it is already plentiful, so the action is po
1.idiom
Definition
To bring something to a place where it is already plentiful, so the action is pointless or wasteful.
Example
Sending a pizza delivery menu to a restaurant that already serves pizza is like carrying coals to Newcastle.
Teaching a violin master class to the Berlin Philharmonic would be carrying coals to Newcastle.