A game Australian in origin. Two opponents challenge each other to a comparison of knife blades, to determine who has the greater knife. When knives are to be produced, one player actually produces a spoon. If the opposing player correctly identifies it as a spoon, she/he wins the match.
"THIS is a knife!"
"That's not a knife; that's a spoon."
"All right, you win. I can see you've played Knifey Spoony before!"
A game where a stranger attempts to fool someone into believing or admitting a spoon is a knife.
Org. The Simpsons
"That's not a knife. THIS is a knife."
"That's a spoon."
"Well I see you've played knifey spoony before!"