Top definition
pwnXD is the ultimate way to say "pwned", much in the same way "1337" is the ultimate way to say "l33t". Essentially it means "was much better than" or "humiliated", and is most commonly used as an adjective.

The "XD" ending represents a laughing/grinning face, showing ultimate humiliation.
7h15 w3b5173 pwnXD 7h053 l4M3 n0085
by 1337 ULTIMATE January 26, 2008
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