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1.
ilu2, the internet slang for "I love you too" or "i love u 2".
Bob: ilu Amy.
Amy: ilu2 Bob.
by Zao. February 03, 2007
 
2.
A common reply to "ILU" that is either used when one is replying satirically to whomever he is talking, or to mutually jest at the vast number of retards in AIM/forum existence.
Megan: ILU, mi pimpo!!!!1
Jack: ILU2, mi puta favorita XDD
by Jack Kinney February 14, 2004