Top definition
Referring to pwnasaur} but adding the really sweeeeet rex at the end, so ppl know whos boss.
Pibb: wow dude you totally pwned me hard!

Phatty: what can i say im a pwnasaurus rex my friend.

Pibb: ALL YOUR BASE ARE BELOGN TO US!

Phatty:I AM TEH LEET HAXXOR PWNASAURUS REX!
by [GRNREV]Phatty;) February 24, 2005
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2
a person who pwns at life
"dude jimmy pwned me in a 1 on 1 CS uber duel last night!

"yeah he is such a pwn-a-saurus-rex!!!"
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3
teh pwnasaurus rex = teh mad 1337 hax-r that pwnz all at everything
Phatty:man you totaly pwned me lu bu
Lu Bu:I know i r teh pwnasaurus rex of ut2k4
by booshels May 30, 2005
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