Top Definition
When you take a giant dump and it's so big that the log sticks up out of the water like a chocolate periscope.
Dude come here I wanna show you my chocolate periscope!

What? Nooo Dude I'm not into men!

No you dork its in the toilet, check it out...

Duuuude that's awesome!!
by minuccp January 30, 2011

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