To masturbate in an event where there are only males participating. During the masturbation, the person is caught by another group of males. The person then makes lies and says he was doing something else, such as packing a tin. This is usually done in a bathroom stall.
"Dude, why is everyonemaking fun of Steven?"-John
"Dude, he was caught spengeling!"-Mark
"Ew!"-John
I had to pull the senzel at work because this way I can get a four day weekend without sacraficing two vacation days. The best part is that I get paid for it!