SPOILSPORT


Meaning of SPOILSPORT in English

spoil ‧ sport /ˈspɔɪlspɔːt $ -spɔːrt/ BrE AmE noun [countable] informal

someone who spoils other people’s fun:

Don’t be such a spoilsport.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.