What does ICBU mean?
I can't believe you
Other definitions of ICBU:
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How to use the term ICBU:
There are no example uses of ICBU at this time. We would greatly appreciate your contribution if you would like to submit your own!
More slang terms:
JACKASS
Stupid person, idiot
KHUF
Know How You Feel
DYTTH
Did you talk to him
GBY
God bless you
