Top Definition
Ibu
Abbreviation of 'Ibuprofen'. Usually uttered when the speaker is too tired/lazy/hungover to complete the word.
"Oh man, my head hurts. Pass me that ibu over there."
by shazamity November 27, 2007
2 more definitions
IBU
Acronym for "I Be You" or to be grammatically correct "I am you".

Other - "I (B)ee You" to replace See/C-sound; As in: I can indirectly notice that you have something to hide… I see you.

Other - It subtly refers to one's ability to recognize subtleties because they themselves are similarly subtle/conniving.

#IBU
*Conversation*

Receptive Variable: - Silent - (Hints at a subtle agenda, thought to be hidden from view)

Expressive Variable: "Oh, so you're not gonna..… Wait. Ya know what… never mind. Ibu."
by akhenaten January 11, 2014
IBU
I'm busting up
Omg I cant believe that just happened! IBU!!!
by niggabreebree July 01, 2011

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