When a male finds a female that has a big chunky BOTTY.
Your mum shaked her gyatt last night
Gyatt is a term used to define that someone's butt is huge, typically another way to say, "God Damn!"
Sentences for this term are typically like "You've gyatt to be kidding me", or " I've gyatt something in my eye".
Gyatt, you have a big Booty!
J: yo look at that ting there, she has nyash.
B: where?
J:right there!!
B: oh shit, ye, she has gyatt
Sadie: GYATT, he has a big phat ass.
Aniyah: Your not lyin.
It’s also a shorter version of Goddamn/ Gyatdamn.
It’s a really nice compliment to a person if you like them!
GYATT, her shit giggle like a waterbed up in this joint.