Definition of killjoy
: one who spoils the pleasure of others
Examples of killjoy in a sentence
I don't want to sound like a killjoy, but shouldn't we study tonight?
<his perpetually negative attitude made him a real killjoy when others were trying to have fun>
First Known Use of killjoy
KILLJOY Defined for English Language Learners
Definition of killjoy for English Language Learners
: a person who spoils other people's fun or enjoyment
KILLJOY Defined for Kids
Definition of killjoy for Students
: a person who spoils the pleasure of others
Seen and Heard
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