1. A period of self-pleasure, masturbation, or sexual practice involving ones hand that lasts over the Christmas period. Usually performed by men who hate christmas, and their wives.
2. Shaking your curled fist at a motorist, swearing, and questioning their sexual preference, over the Christmas period. Can also be told to Police Officers.
1. 'After the christmas fistivities, my arm is four times bigger.'
2. 'But Officer, I was just giving him the Christmas Fistivities.'
Getting together with friends and getting stoned and doing mind expanding drugs. Generally on a friday night or during the weekend, but there are occurences of week day festivities on rare occasions. Good times.
Dude, festivities tonite. Don't forget to hit uptha weed man.