Top Definition
A slang term for a bowel movement.
I'll be back in 45 minutes. I've got to go make a fiber deposit
by Steve_Juggernaut March 17, 2011
A bowel movement. Excrement. Going number 2!!!
I'm headed to the Bank of Porcelain to make a HUGE fiber deposit.
by Steve_Juggernaut March 10, 2011

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