a marching
band term. When Bibbers are worn and you look at a fellow marching band
member's butt, you are not looking at the butt, but a bibber booty.
band member: "Dude, look at that bibber booty"
non-band member: "The what?"
band member
one: "She has a nice bibber booty"
band member
two: "I think I have a better
one..." *slaps own Bibber Booty*