Top definition
1. an affectionate name for a loved one

2. a name for a vagina, penis, or the sex organs in general

3. A busy bumblebee

4. a bus filled with bums
Hey, you Bumbus ! Bumbus, Bumbus, Bumbus!
by Shit_4_Brains August 27, 2007
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2
1. noun: a bus that has the sole purpose to transport homeless bums around New York.

2. noun: a person that is just not the brightest (head = bus, brain = bum)
that guy is a total bumbus look at his test score HOLY S**T
via giphy
by doug the eggplant May 27, 2017
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