ftisi 

Short for: First Time I Saw It

Friend 1: "Hey man, did you see that movie?"
Friend 2: "Yeah dude, it was awesome!"
Friend 1: "I know man, ftisi I was like 'WAAAAAT?'"

ftisi by EVK613 November 17, 2018

Frisian chad 

A stoic unhospitable tall blond farmer that speaks an incomprehensible language. Basically Varg's wet dream.

Look at that Frisian chad riding on his Friesian horse. He looks like an Aryan chariot semi-god.

Frisian chad by JohnStones June 23, 2022

Fisiks 

A term in the Asphalt 9 community to describe the highly unforgiving and random physics as a result of doing stunts and maneuvers. These include your car flipping over onto its roof after landing successfully from a jump, doing barrel rolls on flat ramps, and jumping off the ground when hitting a car.

Guy 1: What in fucking hell? Why did my Porsche flipped over when I jumped off a flat ramp!?

Guy2: Fisiks

Fisiks by NoIdea4Username August 14, 2021

FTSIO

slang for: Fuck this shit i'm out

A popular vine.

Mom: Wanna come to thanksgiving dinner with us?
Me: who will be there?
Mom: Alex and your grandparents.
Me: FTSIO, bye.
Mom: DAUGHTER!

FTSIO by KittyLove8000 February 28, 2016

FTSIO

Fuck this shit; I'm out.

"Ugh... this is taking forever! FTSIO"

FTSIO by Secret Agent: Dog August 25, 2015

Frisian 

Language spoken in the northern part of the Netherlands, in the provinces of Fryslân (Friesland) and Groningen. Closely related to English. Sometimes falsely called a dialect by racist Dutch people.

Bûter, brea en griene tsiis: goed Ingelsk en goed Frysk (Butter, bread and green cheese: good English and good Frisian)

Frisian by Paulus Pytsma August 24, 2019

Ftsio

FUCK THIS SHIT I'M OUT!!!!!!

Me: oh math class ftsio!!!!!!

Ftsio by Im an iconic cunt December 14, 2017