It means I can't breathe (when you're laughing at something so hysterically you can barely say anything to the point of you almost can't breathe because it's so funny".
Read the frickin' definition for icb. I don't have a cool example.
by SomethingsomethingClever July 10, 2011
Get the ICB mug.
acronym , meaning "i can't believe".
icb im too lazy to come up with an example. oh wait---
by JustToucan March 16, 2017
Get the ICB mug.
1. I could really use an ICB right now.

2. Can we get a bucket of ICB's please?

beer reeb
by jdubclt July 2, 2009
Get the ICB mug.
Meaning "Ice Cold Blowjob"
Originally founded at a Grand Ledge Wrestling practice. Now used as the name for a badass gang consisting of one wrestler (wrastler), one hardass and one guy nicknamed asshole.
"ICB rollout!"
"ICB get the fuck out of the car!"
"ICB gets bitches!"
by TWHIT95 December 26, 2011
Get the ICB mug.
acronym for I Call Bullshit. Used when someone you know is telling a blatant lie or exaggeration of something.
Brett: "Yeah, I made $7,500 last week and am slated to make double that doing my next assignment with Todd. It's totally legit, dude."

John: "Dude, you ride on the back of a garbage truck and Todd is your driver."

Brett: "You're just jealous."

John: "ICB"
by Jockin JC November 18, 2011
Get the ICB mug.
I CANT BELIEVE

used when you really cant believe shit happened
“ICB HOSEOK AND JIN KISSED ON STAGE WTF HAPPENED TO NAMJIN
by kimseokjincansitonmyface October 20, 2017
Get the ICB mug.
Insane Cock Brother. An individual with genitalia of an excessive level, almost to the point of shocking. Words usually used to describe an ICB include omg and wtf.
"Dude, it's almost 9 inches?"
"Yeah, I'm a real ICB."
by Incisions January 27, 2007
Get the ICB mug.