When you are telling a joke and someone turns it into a lesson.
Person A: I love pugs.
Person B: Actually, pugs are bred by humans, causing their brains are bigger than their brain cavity.
Person A: You always ruin it with the belvin effect.
by Ginger bot March 8, 2017
Get the The Belvin Effect mug.
When a joke is turned into an unneeded lesson
Person A: Pugs are so cute!
Person B: Did you know that pugs were bred so much that they are unable to breathe easily.
Person A: Did you know that you are annoying me with the Belvin effect?
by Ginger bot August 18, 2019
Get the Belvin Effect mug.