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Stands for "Huge In All Formats". This acronym is used when a professional athlete makes a big play that would help owners of that player in fantasy leagues. The opposite of HIAF is DIAF which stands for Droppable in All Formats.
Announcer: Albert Pujols had 3 home runs, 5 hits, and 4 runs!
Fantasy Analyst: HIAF!

Lebron James: Just look at my stats bro.
Fan: HIAF! Keeper status!
HIAF by *xpac taunt* October 28, 2011
Related Words
HIAF HIAFI Hiafj
An abbreviation for He. Is. A. Flirty. Jerk.
Beatrice: DID I TELL YOU WHAT THOMAS HOW THOMAS TREATS ME?! <3
Nicole: NO! WHAT?!
Beatrice: He is so sweet! & He treats me so sweet!
Nicole: He is like that to me too! OH MY GOSH HIAFJ.
Beatrice: OH WOW! UGH. I thought I was special!
He Is A Fucking Idiot
The president just finished speaking. HIAFI
HIAFI by gonzoAF March 13, 2020
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. Penguin Books,1992. p. 38)
fogey by Petyush September 14, 2005
Word of the Day on May 31, 2026
Add a tablespoon of jarlic to two teaspoons of butter and spread it in bread to make garlic bread
Jarlic by YSAC fanboy June 6, 2020
Word of the Day on May 30, 2026
An armpit enthusiast — typically of the scent, appearance, and touch of hairy underarms.
That dude’s such a pitpig, I have to wear deodorant to keep him at bay.
Pitpig by wimbledon May 28, 2026
Word of the Day on May 29, 2026