an acronym that stands for "i guess bitch"
Girl: "Hey do you want to hang out sometime soon?"

You: "igb"
by all i hear is tweet tweet July 11, 2008
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IM GUNNA BE SICK !
used to describe how ya feeling after hearing sumink or seeing someone rather mingin.

mostly used when some pervy old peado with no dp tries to chat you up on facebook...
urrrggghhh look at them 2..... IGBS !!!!
by babycakesujstdunkno October 11, 2010
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A friend who asked to be here :D!
Example:igb is my friend very simple
by 16amedina November 29, 2021
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Libby pointed across the room at the girl and said, “IGB”
by Mymommy2.0 February 19, 2019
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