An event or a thing that makes you sad, angry or similar. Usually something that you really hate or you are frustrated about.
Classmate 1: Did you finish that laboratory protocol in time?
Classmate 2: Yes, after 6 hours I was finally done with it, it was a mood breaker.
Classmate 2: Yes, after 6 hours I was finally done with it, it was a mood breaker.
by Oto Fargasi October 15, 2020