When a teenager tries to grow a beard, but it looks like pubic hair do to Un-muscularity which creats a chee-a-chin (Chee-a-pet)effect. The chin then look like a ball sack or Testicals, hence the word Testichin.
You see Johns Testichin.. looks like he has been smoking the Bologna Pony!..
A sexual game played between a couple. Where in most case's the female would sit on the male's face allowing his nose to go into the sphynxter. While indulging in this activity the male can proceed to tell lies and his nose grows allowing more pleasure for the female, elimating the thought of lying not being a good thing to do.
Come here baby lets play Pinocchio.. You sit on my face, I tell lies, its lots of fun!..