1. The act of taking a shit 2. Realy working the knot muscle sphincter to force out a bashful turd
3. What you can see your dog's balloon knot doing (especially a short haired one) while he is sniffing around trying to find the right place to dook
1. That bathroom is going to be nasty, George has been in there for an hour working the knot.
2. Man, I had to work the knot so much on that one, I think i ripped my grundle.
3. Your dog is starting to vigorously work his knot, you better let him out before he shits on the coffee table.
Hey, you wouldn't purchase a car without taking it for a test-drive first, so why should da subject of marriage be any different?! There are lots of good reasons to "learn the ropes" before "tying the knot", and there's many an unhappy couple to prove it!