Definitions by FKDog

GIF 

GIF or Graphics Interchange format are short videos without sound which are often used as "Memes" which are then posted on sites such as Reddit, 4Chan, Ifunny, 9Gag and other various Social media sites.
it is pronounced as GIF with a hard G because of the hard G in Graphics.

Person 1-"Mittens check this GIF out it's from the shitpost thread"
Mittens- "good meme"
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Person 1- "I just posted a GIF in #the_memes_are_dying go check it out"
Person 2- "stfu"

GIF by FKDog January 16, 2018