Definitions by Manbot5000
Phantom Mallard
When you wedge a rubber ducky into a woman's anus without her knowledge. Usually during intercourse and especially if she likes anal play.
I don't know what will be worse, when she sees it in the toilet or realizes it's off her own tub. The phantom mallard strikes again.
Phantom Mallard by Manbot5000 May 18, 2010