What does ICBU mean?

I can't believe you
ICBU

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:

LY4E

LY4E

Love You Forever

NETUA

NETUA

nobody ever tells us anything

:Q

:Q

Smoking