An unclean and An unclean and unshaven belly
button that reeks of shit. This is the combination of the
words belly and anus. The odor is usually noticed when someone puts a
finger into their belly button and then smells it.unshaven
Damn bro! Is that smell coming from you banus?!
Picking your banus is like picking your
nose.
You know you’re not supposed to
do it but it is irresistibly satisfying.