upon climax (either self-induced through masturbation, or with a partner) one covers half of the penis hole with the thumb to increase internal pressure in an effort to maximize the velocity and thus distance of the ejaculate.
by hairy potter July 10, 2004
A term used to describe a decapitation that doesn't remove the victim's entire head--often removing only from the nose upward. The half-cap is commonly seen in slashers or other horror films.
by Count_Claudio February 3, 2012
A skateboarding move in which the skater does a heel flip while turning a 180 , ( Also known as a 180 heel flip ).
by Adim Kridler June 23, 2007