What Rhode Island considers pizza, but due to the absence of cheese and heat should not be considered pizza. The proper term should be "Cold Sauce Bread", due to the lack of cheese and heat.

(n.) any unusually difficult workout for a sport; often the coach's only means of palliation to his or her team is to provide pizza afterward.

An orgy where everyone eats pizza of each other.

When you feel the urge have a pizz party in otherwords...FUCK!

You go to the store and buy a large supply of totinos Party Pizzas frozen pizzas and invite all of your friends over. You then invite one attractive female to come join the party. When she arrives make sure the pizzas are already cooked. Lay the female down ontop of a table naked and cover her with the freshly cooked totinos. You and you buddies then eat all of the totinos slowly revelaing the naked female below. Once everyone finishes the pizza you and your friends then all join into one giant bang fest with the female who is now covered in the remnants of the fresh totinos party pizzas

A party characterized by pizza, family grade fun, off beat decorations, and video games (particularly anime themed)
it is the Lamest fucking party you can have.

The classrooms with the extra special kids that receive pizza party every Friday