What is Toilet Duck?
1.
A toilet bowl cleaning product with a duck shaped head.
"They stole that Toilet Duck idea from me, you know. In my original sketches, I had it as a goat."
See
2.
One who hangs around the sanitation area of a building waiting for someone to enter a cubicle so they can pop their head under and/or make stupid noises to annoy them. Once the frustrated person leaves the cubicle they will be harrased and quite likely flashed.
George Michael was a toilet duck until he got arrested by an off-duty police officer.
See
