The cardboard sleeve provided by Starbucks to protect one's hands from the heat of the coffee.
Always wear a java jacket.
by bhh August 26, 2007
When a man is ass fucking a female, and he pulls it out of her butthole, and its covered in shit.
Johnny finished fucking Laura in the ass, and pulled out. He then noticed his large member had a Java Jacket on it.
by TRAPSTAR550 August 10, 2010