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2.
the brown mass that leaves your derrier every twenty four hours, often helped by a gentle squeeze. poo, excriment, turd, plop, shanny, shit, crap, douglas hurd.
i've just dropped a butt spud in the john, she's a beauty!
by Mr.Porkie November 23, 2005
 
1.
When a girl has crusty build up in her ass crack. Depending on the size they can be called "crater tots". If you slam her cheeks together, you can make "chips".
"She had so many butt spuds, you could go "bobbing for tots" all night long."
by No Ugos August 23, 2013