The point of male masturbation between ejaculation and semen disposal in which, if someone were to walk in, you would no longer be able to deny them clarification of your masturbation.
"I was half way through The Dangerzone when suddenly my Mum walked in, and I got caught.
A male person who pinches the end of their penis after masturbation. This is often to trap the semen inside the foreskin before finding a suitable disposal location.
"That guy doesn't use a sock or tissues, he just holds the end, waddles to the bathroom, and jizzes into the toilet."
"What a Pinchmeister."