The same as the first definition.
Gorb the bum eats all day. While Hob cooks the food and eats it all day.
by Jason April 27, 2003
A slightly higher level of intelligence than a bum.
Gob the bum watches TV all day. While Jom the bobum watches and talks about TV all day.
by Jason April 23, 2003
Prefix to the term "Bobum Chaw" the declarative form of "Bobum Myaw" and the femenine form of "Bobum Byang"
"Bobum piggy-chaw, diurfay, bobmu myangie"
by Allen January 12, 2004