To be on the receiving end of a relationship breakup just before a holiday one typically spends with loved ones, esp. Thanksgiving thru New Year's, Valentine's, or your birthday.
Dude 1: I just took the most disgusting holidump - greasy, runny, chunky with sputters and it smelled like something died in there.
Dude 2: What the hell did you eat?!
Dude 1: Christmas duck, lasagna, and lobster chili.
To make up an imaginary holiday to take the day off from work; or, claiming to be another religion to get the day off from work.
Yeah, we can golf on Wednesdayafternoon. I holiduped my boss into thinking I needed the day off because it was Nation Day in Upper Volta and my family is from there.
I'm thinking of holiduping my boss so I can take all of Passover off and go to Florida.