put a damper on

US /pʊt ə ˈdæmpər ɑn/
UK /pʊt ə ˈdæmpər ɑn/
"put a damper on" picture
1.

baltalamak, keyfini kaçırmak

to have a negative effect on something, making it less enjoyable or successful

:
The bad weather really put a damper on our picnic plans.
Kötü hava, piknik planlarımızı gerçekten baltaladı.
His negative attitude always puts a damper on team morale.
Negatif tavrı her zaman takım moralini bozar.