is short for got your bitch ass. The word is usually used after someone says something that is completely idiotic. Can also be used after hating upon someone. Usually involves repeating the word several times. The word originates from Cape Girardeau, Mo.
Mark you are such a little bitch and are always cakin! John responds with GYBA!!!! GYBA!!!! GYBA!!!!
by BeavaCG June 28, 2011