A fork of Rural Dictionary
Gyatt is basically saying "God" but like "Oh my God" or " God D*mn". Just like those examples, it is used to indicate that something is considered surprising, shocking, thrilling, etc.
Lebron: *Does a 360 windmill dunk* Me: GYATT!!
Handsome young man, very smart, and he brings luck so fw him no matter what. He also has a big COCK but that’s besides the point.
X: Get your own man🙄 Y: Laquan is mine!