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1.
ibn
means "son of", from The 13th Warrior
My name is Farquad Ibn Mohammad Ibn Amhad Ibn Smith, and I am the 13th Warrior.
by smart guy April 21, 2004
 
2.
IBN
Ibn Young
An underground rapper from that m-town
representin that Memphis 10
also mean "the only son"
IBN, IBN, IBN in the wind IBN in the wind
them dividends are comin in.
by Darrell November 04, 2003
 
3.
IBN
In Before Nuke
When posting a thread on a forum that deliberately breaks the rules (eg: www.goatse.cx), one may find 'ibn' as a reply, implying that the user has managed to post a reply before the post has been nuked, eg "ibn"
by inchwide July 25, 2003
 
4.
Abbreviation for "I Bought New Shoes." Often used during social media communications (ex. texting, tweeting). Allows one to quickly inform contacts that they have bought new shoes.
"OMG ANISHA GUESS WHAT?!?!!? IBNS :DDD"

"So I was online shopping instead of studying as usual and the Ralph Lauren rain boots I was keeping my eye on was on sale! Next thing I knew, ibns."
by fallaen April 26, 2012
 
5.
IBN
very dangerous gang of killers. located in irvington new jersey. can be found often robbing liquor stores.
yo the ibn just blew up a hospital.
by flo October 08, 2003
 
6.
IBN
In Before Nuke: When a posting that is sure to be "nuked" or removed is made... it is customary for people to respond quickly with IBN. Relates only to ShackNews.com
SoonToBeBannedUser: goatse.cx
|_User1: IBN!!
|_User2: IBN!!
|_User3: OMG NASTY IBN!!!
by El Tigre July 25, 2003