Definitions by the doctor of the road

purple hulk 

It is when a man has a hard on and he squeezes his dick near the base, causing a build up of blood in the penis, giving it a purple appearance and causing it to increase in size.

Yesterday I got hard and squeezed the base and was all like ''Fuck yeah! I'm the purple hulk!''

purple hulk by the doctor of the road June 8, 2009