2 definitions by Hardcore Poser

Top Definition
Equally bad at something with both hands.
I'm ambisinistrous at Wii bowling; I suck on both sides.
by Hardcore Poser May 04, 2009
Someone who tries to steal another's thunder by shifting the attention to themselves; e.g. get the laughs from a joke by butting in with the punchline, or taking over a story in progress.
Michael Scott is the ultimate thunder sponge in the office; he always has to be front and center.
by Hardcore Poser May 04, 2009

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