1. damper - Noun
2. damper - Adjective
That which damps or checks; as: (a) A valve or movable plate in the flue or other part of a stove, furnace, etc., used to check or regulate the draught of air. (b) A contrivance, as in a pianoforte, to deaden vibrations; or, as in other pieces of mechanism, to check some action at a particular time.
Source: Webster's dictionaryThe real damper on employee engagement is the soggy, cold blanket of centralized authority. In most companies, power cascades downwards from the CEO. Not only are employees disenfranchised from most policy decisions, they lack even the power to rebel against egocentric and tyrannical supervisors. Gary Hamel
I guess nothing puts a damper on a one-night stand as much as your friend pointing out all the opportunities where you might have been killed. Mindy Kaling
Modeling is a tough job, your co-workers are your rivals, it really puts a damper on your perspective of other girls. Adriana Lima
rain put a damper on our picnic plans Source: Internet
A foot pedal lowers the bar and allows notes to ring freely; releasing the pedal engages the damper and stops any vibrating notes. Source: Internet
A net to assuage the loss, and to damper the brilliant and more capable, so that never, never and never again will the dull and dim be done in and done out by people with capacity. Source: Internet