Definitions by Boop24

zybir 

"To blow hard on a persons belly creating a loud sound."

Since the early 1980's my brother would blow on my belly creating a vibrating fart sound on my belly and would call it a zybir. I also did this with my wife and now my newborn daughter.

The baby giggled when I gave her a zybir.

zybir by Boop24 June 16, 2013