An epication is a vacation of epic proportions. Standard vacations kneel and weep before the awesomeness that is the epication.
A 3 day cruise to Cabo with house DJs spinning, hot chicas in bikinis, free drinks, and godly hangover food qualifies as an epication. By the way this exists - it's called groove cruise - webceleb.com
A trip to Disneyland with little runts everywhere and the ever present urine odor in the air is not an epication.