Definition of damper
- put a damper on the celebration
the pianist used the damper pedal on the piano for the quiet passages
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'damper.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: a flat piece of metal in a fireplace, furnace, etc., that controls the amount of air that can enter
: a small piece of wood inside a piano that is covered with cloth and that stops the movement of a piano string
What made you want to look up damper? Please tell us where you read or heard it (including the quote, if possible).