Yuffy is internet attention for doing something the speaker disapproves of. Yuffy can be qualified with the word "internet" to specify that it is internet attention.
He gives away iphones on tiktok and stacks of money on youtube just for the yuffy.
She wears push-up bras on twitch for internet yuffy.
Ok, this is probably the most accurate definition. Not to be confused with "yuppy", which is Young Urban Professional, a yuffy is a hippy that has betrayed their hippy origins. They are old people who now never smile, work for the establishment, and worship Satan by sacrificing your baby(JK). They are the worst people I can imagine.
An older male furry that preys on artists by paying for comissions with the sole intent of getting laid at conventions. May try to pass as interested in becoming a woman so he can sleep with lesbians or bi-curious underage girls. As soon as he does so, he'll stop paying.
At first I thought he was genuinely interested in my art, but then he turned out to be another yiffyraptor trying to get laid. He never even paid full price for the drawings he commissioned!