A painful spasm felt after nearly being caught wanking, the actual pain is felt when one pulls their hand back from their cock and their shoulder is strained by the sudden movement. A good way of preventing this from happening is to stretch before masterbating or simply locking your door.

a spanish word meaning the flipflop
used by latin moms to beat their child's ass

a sensation experienced when having a wank but you are disturbed by someone openning the door etc and you must turn around or pull your pants up very quickly.