Shlop Dog
The art of rubbing one out, masturbating, having a pull in the bath. The sound caused by the motion of the act resembles a slopping or shlopping sound - hence the derivative of the name "shlop dog"
I just had a shlop dog
How was your shlop dog?
I caused a bit of a mess while having a shlop dog.
How was your shlop dog?
I caused a bit of a mess while having a shlop dog.