The act of taking a dump on someone's nose while they are passed out. Hence giving the appearance of a clown nose.
While Joel was passed out drunk Dave gave him a Dirty Bozo.
by IMNXS1 June 14, 2006
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A horrible person who misbehaves in public in very dirty and sexual ways.
"Yo! look at that guy sticking his whole hand up his ass!"
"what a dirty bozo!"
by coolmcfarlandboi May 25, 2023
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