It is the act of spitting into your palm and working it around the knob of your penis pre sex to facilitate entry to front or back bottom. Parramatta refers to the origin of where the first sexual experiment took place. Vas refers to vaseline the one thing that makes easing you penis into an awfully tight vagina all the more pleasant.

when you've done something so cringe you can't stop replaying it in your head and it stops you from getting on with your every day life