Definitions by Hardcore Poser

thunder sponge

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.

thunder sponge by Hardcore Poser May 4, 2009

ambisinistrous 

Equally bad at something with both hands.

I'm ambisinistrous at Wii bowling; I suck on both sides.

ambisinistrous by Hardcore Poser May 4, 2009