The out-tray from whence one makes mud. Your rusty bullethole. The Anus.
I watched a cracking porno last night, this bird took a 12" up the bomb bay without wetting the wood knot first....nasty!
I went on a first date with a lovely lady from Finland last night, I kissed her good night and she rubbed her pinkie round my wood knot...I wasn't shocked and I didn't not like it!