The phenomenon where you cannot, no matter how hard you try, squeeze out one drop of piss, no matter how hard you have to go. Usually in a public facility.
Al came back from the bathroom and said "Holy frozen mixed vegetable cocks!, am i ever Cockstipated again"
by JustincredibleCalgaryFlames February 11, 2008
inability to urinate, especially in a public restroom.
I really have to piss, but I'm cockstipated now.
by Silence March 26, 2003
whenever you have cock shoved so far up your ass that you have to poop rendering your shit button useless.
doug: "pull it out steve because im getting cockstipated!"
by 6THREE!8 June 20, 2010