1 definition by gezawibles

Top Definition
A person who, or the act of hijacking a party for your own purposes
person 1: hey you coming to jons going away party??

person 2: this the one at sara's?

person 1: yeah....

person 2: its was actually for sara's 20th but jon party jacked it for his going away
by gezawibles June 01, 2007
Mug icon
Buy a party jack mug!