Top Definition
(emoticon) way to express that something is cute or funny, but emphasized.
Boy: I love you, baby.
Girl: x33 I love you too.
by Rocket111 October 09, 2006
8 Words related to x33
a heart- a more passionate form of x3 or <3
i love you so much x33
by 2good4u October 15, 2004
The X-33 was a technology demonstrator for NASA's "next-generation" of space launch vehicles.
Ya know, they say CERN has the only X-33 rocket
by Sasakura May 14, 2005

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