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Often used for "for your information", in many cases this acronym more appropriately conveys "fuck you, idiot!"
Boss: Joe, you did finish your report by the deadline this time, didn't you?

Joe: FYI, I finished it a day early!


Wife: Honey, I thought I asked you to mow the yard yesterday?

Husband: FYI, I ran over my foot with the lawnmower so I thought I'd wait to get my prosthesis before I finished the job.
fyi by Jbterry July 3, 2008
Related Words
FYI fyif FYIAD fyidc FYIGMO FYIM FYIMTDT Fyita FYITTA fyiwdwytm
FYI; Fuck You Idiot. When you're really mad at someone and you think they are so bad at whatever, you say FYI, also meaning For Your Information.
John: Raid Shadow Legends is the best game ever.
Jane: FYI
John: huh?
FYI by eggsbad April 24, 2021
Fuck Your Igloo.

Used by young eskimo teenagers who are trying to break away from the traditional eskimo culture.
Mom: You need to go ice fishing with your father!
Eskimo Teen: FYI, MOM
Mom: What?
Eskimo Teen: FUCK YOUR IGLOO goes off to listen to fiddy cent and wear tennis shoes
An abbreviation often used in e-mails when the sender cannot be arsed to explain what is attached.
FYI by The Viking December 9, 2008
In New Zealand, us common folk refer to FYI as Fuc# You Iain
I just got an FYI, Thanks Iain!
FYI by Waipu King June 30, 2015
some people don’t understand what fyi means. it doesn’t mean for. your information it means fuck you idiot. next time when you use this word make sure it’s not to your parents but to your ex or someone you hate. ty
emily:omg can’t believe dylan broke up with me!
stephanie: omg tell him fyi
emily: what does that mean?
stephanie: omg you don’t know what that means? it means fuck you idiot!
FYI by getyourfreesugardaddy.com October 22, 2019