look up any word, like hipster:
 
1.
IBC
An abbreviation for the phrase "I be caring" Used ironically to refer to something you don't care about. Usually preceded by 'cuz as in "Because I be caring"
"Hey man, I just made an A on my test"
"'Cuz IBC"
by Arrozito April 22, 2010
 
2.
IBC
An acronym for International Bitch Conference

when someone is a complete bitch and leaves, if someone asks where they went, your response should be "she went to the IBC"
Where did Debra go??
She went to the IBC.
by hahaha56 January 16, 2009