Quarmay
Verb. To quarmay, to completely kill a conversation with a single input that the contributor believes to be funny.
Tom: I banged my girlfriend for ages earlier!
Joe: A bit like me and your mum last night...
*Awkward pause*
Elliot: No. You quarmayed it.
Joe: A bit like me and your mum last night...
*Awkward pause*
Elliot: No. You quarmayed it.