A cute way to express sarcasm or actual fun-ness. You can say it in a sarcastic snarky tone or a really hyper and excited tone to get its fullest potential!
Person 1: "I broke my foot" Person 2: "Funzies"
a nOT boring way of saying fun
person 1: hey broski, you going to that party next weekend?
person 2: yeahhh bruvva, it'll be totally funzies