Top definition
Another way of saying, who farted?
I was sitting in the front rows of the cinema when I heard someone down the back yell, "Who let the dog out?"

"And then people ran screaming from the back row, as if a bomb had gone off!"
by The Moody Poet October 28, 2006
Get the mug
Get a Who let the dog out? mug for your coworker Beatrix.