A baby, an infant, exerting some sort of babyness or pansyness.
Kori you're a dipshit, stop acting like a bayoo.
by Kenny Perez July 16, 2006
Originated by J.R. - It takes the form of a univeral adjective, and a univeral noun for emphasis whether it be postive or negative. It's can be used to replace profanity and it is also, in some places descriptive to a state of mind. It is relative to the extrema of the coordinating spectrum.
That's a bunch of bayoo! It was a bayoo sandwich!
by thepanicbutton December 12, 2004