Top definition
To completely dominate someone/something.
The next degree after pwn (aka its better than pwn)

Originated on World of Warcraft (Blackhand server), by Writhe and Sawachika during raiding.
"I'm going to whoopastomp you for doing that"

"God, that boss whoopastomped us"
by Smmansfield October 19, 2009
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