What is Shit Up My Dog's Ass?
1.
An expletive of Canadian origin, specifically southern Ontario. Can be used as an expression of surprise or disbelief.
Whilst playing hockey and/or curling: "Shit up my dog's ass, it's cold!" Alternately, Pierre: "Can you believe the Canadian Olympic hockey team is seeded lower than those lousy commie Ruskies?" Piet: "Shit up my dog's ass!"
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when someone pees on snow and gives it to someone to eat
did you see billy? he had a yellow snowcone yesterday!
See yello, snow, cone,..
1.
Two definitions:
1) Not being serious, not doing anything in particular, messing around;
2) Attempting to confuse, get a rise out of, ..