JoP Wedding means in slang: JoP is a legal marriage performed by a Justice-of-the Peace. This allows the couple to be recognized and receive the blessings of marriage. JoP weddings can be very popular among US military personnel who may not have the time or resources to arrange wedding ceremonies before deployments and training. A traditional ceremony with a priest, the wedding ceremony, and reception are often months, or even decades later. (in Slang Dictionary, added by Olive Clark)