Something that is really bad
To describe a noun as bad or not the best.
Bro the nacho fries dip you had me eat were dog.
Bruh what kind of dog book is that, everyone important died after the first 40 pages.
Bruh why are you so dog at this game?
LOOK AT THIS DUMBASS LOOKIN UP WHAT THE WORD "Dog" MEANS
"What does the word dog mean?"
"Please stop your gonna make me kms"
Extremely dumb animal that eats poop as well as your buttcrack.
Dumbo ate the viewer’s poop and buttcrack like a dog.