They don't it's physically impossible There is a sexual activity called 'docking' in which a boy (or man) inserts the end of his penis inside the foreskin of his partner's penis.
Because they have to do it in the form of docking...when you stick your penis in another ones foreskin to get aroused and attention.
a station for docking your camera
Robert Docking was born on 1925-10-09.
Alfred Docking was born in 1860.
Alfred Docking died in 1938.
Docking the Boat was created in 1965.
Trevor Docking was born in 1952.
No one is credited with producing the first Ipod Docking Stations. Although, the first docking station was invented by Mr. Docking Station in the year 2002.
A Veterinarian is docking "tails" and cropping "ears".
Docking means mooring, tying up.
The duration of Docking the Boat is 1.7 hours.