Refers to your cock. Your cock has a massive blue vein in it and it chucks man custard when at the climax of arrousal.
by Bigsypowell April 12, 2016
A.K.A: Penis, Knob, Pink pogo stick etc. This term is usually used to describe a large shlong that chucks custard or semen(cum).
by bigboy69 April 13, 2004
by KHD July 17, 2003
by wallago September 26, 2009
by Darren B Fry October 29, 2003