to  put  a damper on  something
put
pʊt
poot
a
ə
ē
damper
dæmpər
dāmpēr
on
ɒn
on
something
sʌmθɪng
samthing

Definition & Meaning of "put a damper on something "in English

to put a damper on something
01

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

to [put] a damper on {sth} definition and meaning
Disapproving
Idiom
Informal

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.

Examples
The rain put a damper on the picnic. 
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