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1.
The experience you have at aiming your pee.
Harold has so much xpee he glued his toilet seat down.

Dude, you have like level one xpee.
by technocactus March 18, 2009
 
2.
A slang, derrogatory term for the Windows XP operating system, or simply a way of avoiding lameness in using the official name.

Similar to the terms Windoze, wan2k and Linsux.
Frantic: Jeff, how do I get mouse acceleration working in XPee like it did in wan2k?

Jeff: I dunno, they keep hiding things in each version.
by Frantic May 29, 2004