A type of modern dance that involves flailing your arms around wildly and moving your lower half like a robot simultaneously.
A nonsensical expression to use as a substitute for words or expletives in a sentence.
"That dude's finny bop is on point."
"I really don't give a finny bop."
The name of Finn Wolfhards fandom. Some could make edits or just be a simple fanpage
Vanessa: Hey what fandom are you in?
Me: Oh I’m a finnie!
Word used to describe something rather old and crusty
Damn dude, why are your socks so Finnie