look up any word, like basic bitch:
 
2.
a mathematically incorrect term, as you cannot have inequalities containing imaginary numbers.
sue: i <3 u
bob: i don't understand.
sue: what do you mean?
bob: you can't have an inequality with imaginary numbers "i <3 u" is impossible and makes no sense.
<sue has disconnected>
by yartsu February 08, 2011
 
1.
it means i love you. the < 3 is suppossed to be a heart...its like sayin i love you.
boy:ok babe, i've gotta go
girl:ok hun, i <3 u
boy;...what does that mean?...
girl: it means i love you...duh!1
boy:...ohhhh ok...i get it now.
by luvher2 May 09, 2006
 
3.
i heart u = I love you
i<3u a bit, well you know, just about. OK, I just can't stand the sight of you. Get lost.
by Huw Gotterby-Kidding September 27, 2005