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1.
The act of pooing in the most unexpected places, often where people will likely stumble upon it.
Dude! Someone just Sneaky Poo'ed in my pillow case!
by SneakyPoo November 23, 2007
19 3
 
2.
A sneakypoo is a type of poo you do at a friends house. When you are too embarrassed to let them know you are actually doing a poo, so you try to sneak in a poo into the time frame of a good sized pee. Hence the name sneakypoo.
*thinks to self* oh no, I really need to take a dump but I don't want people to know. I wonder if I could just do a sneakypoo. *stops thinking*

*does sneakypoo*

*walks out of toilet*

*nobody knows any different*
by Scarlette Rose July 04, 2008
7 3
 
3.
The act of doing a quick poo in a toilet/place that is not your own bathroom. Usually involves flushing quickly to be extra sneaky.

normally the sneaky poo is done in the form of an AGB after staying the night out somewhere.
"Aw man i really need an AGB"
"haha yeah i already did a sneaky poo really early this morning"
by Kaity4ShrumpyRumpy:) January 12, 2010
5 6
 
4.
To be messing around or having an affair with someone quietly.
Jack and Jane are doing the sneaky poo.
by Sneekie1 October 20, 2008
1 11