Robert Magruder's definitions
When pissing in a bottle (preferably gatorade)slipping and getting your un erect penis stuck in the opening. Then due to the friction said penis becomes erect leaving the person with a wooden structure that they cannot get out of the bottle.
"Dude, I was pissing in a bottle when you hit that speed bump. Now I have a shiP in a bottle and can't get it out"
by Robert Magruder September 27, 2008
Get the Ship in a Bottlemug.