put a damper on sth

Definition & Meaning of "[put] a damper on {sth}"

to put a damper on sth

to lessen or decrease the enjoyment, strength, or activity of something

What is the origin of the idiom "put a damper on something" and when to use it?

The idiom "put a damper on something" is believed to originate from the use of a "damper" in fireplaces or stoves, which can be adjusted to control the intensity of the fire. It is used to refer to an action or event that dampens enthusiasm, excitement, or a positive atmosphere, making a situation less enjoyable or exciting.

Example

Jane's criticism during the meeting really put a damper on the team's enthusiasm for the project.

The unexpected rain put a damper on our outdoor picnic plans.

With the pandemic putting a damper on public transit, the automotive industry continued to fare well while other verticals may have seen larger sales dips.

The budget cuts put a damper on the company's expansion plans.