A large hard turd being sucked in and out of a body cavity by use of the sphyncter muscle.
Synonym - "Cresting"
Dude, I gotta find a shitter 'cause I'm Prairie Doggin it right now

by Nutty McPoop January 24, 2003
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Sun Prairie a.k.a. SP
small town in Wisconsin defined by cows and overexcited rent-a-cops in the local high school
Near Madison, WI
Fairly uneventful town with pedantic citizens making up the majority of the area

"Omg I can't believe I'm stuck in Sun Prairie"
"Me either...."
"Let's go smoke pot"
"OK"
by SPX2210 April 13, 2009
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When riding in a car, someone feels an extreme need to take a dump, so much that the turd is moving in and out of the anus.
"Daddy' please pull over, I'm prairie doggin' !"
used in Saturday Night Live
by cliff November 19, 2003
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That special moment when a person really, really, really has to take a dump. It is so bad the shit is poking up like a prairie dog in and out of his hole.
I've got to find a bathroom fast, I'm prairie dogging it.
by JSP March 19, 2005
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The best city in all of Minnesota. One of the richest cities in Minnesota. A lot of sports superstars live in Eden Prairie. Also has the best highschool. The football team is a dyansty. No one can stop it. Cake Eaters got nothing on Eden Prairie. Everyone just hates on Eden Prairie because they are sooooo damn good.
"GOD! I hate Eden Prairie. They are so good at everything and smart cool! I Just want to be like him", said the cake eater.
by epninerniner March 06, 2008
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When your feces starts bobbing itself in and out of your anus because you have to take a big shit but can't find a bathroom and can barely hold it in. Similar to a prairie dog popping in and out of the ground
Dude, I gotta take a shit so bad I'm prairie dogging it
by poopchamp January 09, 2007
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