Fiv

Fiv is an internet slang term used to express disbelief or surprise. It is often used to mock someone’s outrageous or incredible statement, questioning its validity or truthfulness.

Examples:

Example 1:

Person A: “I just won the lottery for the tenth time this month!”
Person B: “Fiv, there’s no way that’s true!”

Example 2:

Person A: “I can eat a whole pizza in one bite!”
Person B: “Fiv, that’s physically impossible!”