2 definitions by Ashley and Abby

The toilet water that cleanses your buttocks while taking a, usually, exceptional crap.
I got a really nice ploop shower the other day after I ate that bean chalupa.

That ploop shower was so loud; I heard it from the other side of the house!
by Ashley and Abby February 10, 2008
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The feeling of slight soreness/dull aching pain following the act of immense bowel cleansing, coming from the anus expanding to a, sometimes, seemingly unbelievable amount.
Bobby: Are you okay, Chuck?
Chuck: Oh, I'm alright, I'm just experiencing some pretty horrendous poop aftershock.
Bobby: I told you not to have that fourth bean chalupa last night!

Sometimes I can barely walk after I take a huge POO! DAMN YOU, POOP AFTERSHOCK!!!
by Ashley and Abby February 10, 2008
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